1) Substitute the given number into the expression and simplify (if possible). -5 2 - 25 2) A fifteen foot long ladder is leaned against a wall so that the distance it reaches up the wall is 3 feet more than the dis ce between the base of the ladder and the wall. How far up the wall does the ladder reach? 3) Identify the restricted values. 120x 4) Multiply. 30,9 7x - 14 x4 + 3x 5) Multiply. 2x - 4 6) Identify the least common denominator. Зx * +3* x2 - 9 2y - 1 1 - 2y 7) Divide. y2 - 4 :- 2-4 y +2 8) Add the expressions with unlike -7 denominators. бу? 8y 9) Subtract the expressions with unlike 7w - 36 denominators. 6w - 36 6. 9. 10) Solve the equation. 4 +
1) Substitute the given number into the expression and simplify (if possible). -5 2 - 25 2) A fifteen foot long ladder is leaned against a wall so that the distance it reaches up the wall is 3 feet more than the dis ce between the base of the ladder and the wall. How far up the wall does the ladder reach? 3) Identify the restricted values. 120x 4) Multiply. 30,9 7x - 14 x4 + 3x 5) Multiply. 2x - 4 6) Identify the least common denominator. Зx * +3* x2 - 9 2y - 1 1 - 2y 7) Divide. y2 - 4 :- 2-4 y +2 8) Add the expressions with unlike -7 denominators. бу? 8y 9) Subtract the expressions with unlike 7w - 36 denominators. 6w - 36 6. 9. 10) Solve the equation. 4 +
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter4: Polynomials
Section: Chapter Questions
Problem 40CLR
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Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
Topic Video
Question
Please answer number 9. Please and thank you.
Transcribed Image Text:1) Substitute the given number into the
expression and simplify (if possible).
-5
2 - 25
2) A fifteen foot long ladder is leaned against a
wall so that the distance it reaches up the
wall is 3 feet more than the dis
ce between
the base of the ladder and the wall. How far
up the wall does the ladder reach?
3) Identify the restricted values.
120x
4) Multiply.
30,9
7x - 14 x4 + 3x
5) Multiply.
2x - 4
6) Identify the least common denominator.
Зx
* +3*
x2 - 9
2y - 1
1 - 2y
7) Divide.
y2 - 4
:-
2-4
y +2
8) Add the expressions with unlike
-7
denominators.
бу?
8y
9) Subtract the expressions with unlike
7w - 36
denominators.
6w - 36
6.
9.
10) Solve the equation. 4 +
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