Why is -4x-5 equal to positive 20? Justify your reasoning in 2 ways. (e.g. with words, diagrams, a context, patterns, proof or numbers.)

Q: how yo write 24/40 in its simplist way

A:

Q: Hey what is 2+2

A: We have to find the value of 2+2.

Q: how is the value of the 7 in 702,150 related to the value of the 7 in 73,026

A:

Q: The last one isn't 7.5... why?

A: Given graph

Q: what is (-3.376) - (-5.6)

A: = (-3.376) - (-5.6)open bracket and minus mimnus sign become plus signtherfore=-3.376+5.6

Q: Write the phrase as an expression. 9 fewer than 23 expression:

A: Here we have to write an expression for given phrase as shown below

Q: What is the first step in evaluating the expression (8 + 4 + 5)? – 7?

A: The given expression is:8÷4+52-7

Q: Are the terms 6z and 19y like terms? Explain.

A:

Q: 3. %3D 2. -0/-

A: Given: 36×27=642

Q: p + 4p can be simplified to 5p2

A: p+4p

Q: The opposite of negative 4 is

A: Let's find.

Q: Determine true or false. -13 ≤ -2

A: The given expression is:

Q: how do you simplify this expresion use every step and use keywords -12 divided by3 . (-8+(-4)^2…

A: Given that, the expression is -8+-42-6+2 and the keyword is 12 divided by 3. The given keyword can…

Q: How to I answer 9/12 - 1/6?

A: Given : 9/12 - 1/6   To find : Simplify the given expression ?

Q: The expression -3m - [2m + (5 - m)]  + 7 was simplified as 2 - 4m. Without simplifying, explain how…

A: the final answer is 2-4m. the explanation is given in the below step

Q: Why does 27 minus negative 8 = 35 and not 19? Why isn't the -8 subtracted from 27?

A: Explanation:The numbers are 27 and ­-8.The number 27 is larger compare to ‑8. So that the…

Q: - Explain in two different ways why -3.25 < -1.4.

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: are the expressions  x/15 and 15/x equivalent0?

A: Given problem :- Are the expressions  x/15 and 15/x equivalent?

Q: Why must a and b represent nonnegative numbers when we write √a . √b = √ab? Is it necessary to use…

A:

Q: Explain why (4 + 3) / (2 + 5) is not equal to  (4/2) +(3/5).

A: Explain why 4+32+5≠42+35.   Apply BODMAS rule and solve left hand side. BODMAS rule tells the order…

Q: which expression is equivalent to 5.7x5.7x5.7

A: Given expression:  5.7×5.7×5.7

Q: If x = 8 and y =  –4, what is the value of the expression (x + y)(x + y)?

A:

Q: What is the meaning of |2|

A: This is mode function. And output of mode function is always positive.

Q: What is the simplified form of                    (2√5+3)(√5-1)?

A: Given,

Q: Which algebraic expression shows "the sum of 11 and the quotient of a number and 3"?

A:

Q: Why can't the expression

A:

Q: Explain how you would simplify (3-¹-2-2)-1 and also how you would simplify (3-¹ + 2-²)-¹.

A:

Q: What is the number halfway between 3 - 1/3 and 2 + 5/7 ?

A: Average

Q: the terms 2x3y and 2yx2 like terms? Explain

A: These are not like terms because x^3y and yx^2 are not same variables

Q: Which expression is not equivalent to 8+(n-4)

A:

Q: What is 8! Simplified? I've never seen this with an explanation mark.

A: ! This mark represents Factorial.

Q: Noah says that9x-2x+4x is equivalent to 3x, because the subtraction sign tells us to subtract…

A:

Q: 44. -3x2 – 10x > -1

A:

Q: Why is -4X -5 equals to positive 20 justify your reasoning in 2 ways with words diagram, a context,,…

A:

Q: What is the property of 15  + y = y + 15?

A:

Q: What difference is there in simplifying ∛(-5)3 and ∜(-5)4?

A:

Q: (-7)(-3)(-5)

A: From the provided information, The expression is (-7) (-3) (-5)

Q: Alex tried to simplify the expression (2x + 3) - (4x + 2) by first writing 2x + 3 - 4x + 2 and then…

A: Expression consist of a number and arithmetic operators +,×,÷,-

Q: Explain why 2(3 . 4) is not equal to (2 . 3) . (2 . 4).

A: According to BODMAS rule we have to perform mathematical operations in the order - Brackets…

Q: I was just wondering how does 4/15 and 5/2 equal to 2/3

A: Given statement:- How does 4/15 and 5/2 equal to 2/3  Method:- We apply operations one by one to…

Q: What is the value of 5+(2-9)

A: We have to find the value of expression: 5+2-9 Here we will use BODMAS rule Which stands : B is…

Q: The population of California is about 39 million. Is this greater than or less than 107? Explain.

A:

Q: Explain why the expression (−16)32 cannot be evaluated.

A: To show that the expression cannot evaluated

Q: what is the answer to -3(2x-3)=33

A: solve equation

Q: Yes or No? If No, gives a reason.

A: 4a2

Q: 2.6 is equivalent to 2 which is the same as 23. True or False? True False

A: 2.6 is equivalent to 2610 wich is the same as 235

Q: what is 2- 11

A: Given, 2-11 We have to find it.

Q: What is the value of the expression (-3를 ) + (-2) (-11) (-2) · (- 5.

A:

Q: When asked to write an algebraic expression for “8 more than a number,” you wrote x + 8, and another…

A: Let the unknown number is x It is given that the number is 8 more than a number. Then the algebraic…