Lesson 5.4 6. Solve and verify each equation. Justify your choice of method. 3 a) 4* c) -2 + 3x = 11 %3D b) 4.5 = 0.6(a – 3) -8({ - 2) = ; d) 4 1. Erynn joined a movie club. The first 10 movies are free, but after that she pays $15.95 for each movie she orders. a) Write an expression for the cost of x movies. b) How much would she for 15 movies? c) Erynn receives her first order of movies with a bill for $31.90. Write and solve an equation to determine how many she pay ordered. Lesson 5.5 8. Solve. Verify each solution. a) 9x + 2 = 11x – 10 c) -3(x + 1) – 2 = 4x – 5(x – 3) d) 1* + 4 = * -6 – 6 3 4 + x b) -* += 1x + 2 %3| 3 2 3. 9. To calculate the area of a trapezoid, you can use the expression -(b, + b,), where b, and b, are the two bases. These two trapezoids have the same area. Determine the length of each base. 3x 4 21 4x 10. Solve. Verify your solution. 1 d) * e) (a + 1) =(2a -3) a) -x + 6 = 2x - 12 b) - 2 = 4x + ifr - 8) = -2(x – 5) Đ 2+= 71 %3D За + 7 4a - 2 Afr- 8) = -2(x – 5) f) 0ach problem. han 413
Lesson 5.4 6. Solve and verify each equation. Justify your choice of method. 3 a) 4* c) -2 + 3x = 11 %3D b) 4.5 = 0.6(a – 3) -8({ - 2) = ; d) 4 1. Erynn joined a movie club. The first 10 movies are free, but after that she pays $15.95 for each movie she orders. a) Write an expression for the cost of x movies. b) How much would she for 15 movies? c) Erynn receives her first order of movies with a bill for $31.90. Write and solve an equation to determine how many she pay ordered. Lesson 5.5 8. Solve. Verify each solution. a) 9x + 2 = 11x – 10 c) -3(x + 1) – 2 = 4x – 5(x – 3) d) 1* + 4 = * -6 – 6 3 4 + x b) -* += 1x + 2 %3| 3 2 3. 9. To calculate the area of a trapezoid, you can use the expression -(b, + b,), where b, and b, are the two bases. These two trapezoids have the same area. Determine the length of each base. 3x 4 21 4x 10. Solve. Verify your solution. 1 d) * e) (a + 1) =(2a -3) a) -x + 6 = 2x - 12 b) - 2 = 4x + ifr - 8) = -2(x – 5) Đ 2+= 71 %3D За + 7 4a - 2 Afr- 8) = -2(x – 5) f) 0ach problem. han 413
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter10: Measurement, Area, And Volume
Section: Chapter Questions
Problem 21CP
Related questions
Topic Video
Question
c and x for 8.
Transcribed Image Text:Lesson 5.4
6. Solve and verify each equation. Justify your choice of method.
3
a)
4*
c) -2 + 3x = 11
%3D
b) 4.5 = 0.6(a – 3)
-8({ - 2) = ;
d)
4
1. Erynn joined a movie club. The first 10 movies are free, but after
that she pays $15.95 for each movie she orders.
a) Write an expression for the cost of x movies.
b) How much would she for 15 movies?
c) Erynn receives her first order of movies with a bill for $31.90.
Write and solve an equation to determine how many she
pay
ordered.
Lesson 5.5
8. Solve. Verify each solution.
a) 9x + 2 = 11x – 10
c) -3(x + 1) – 2 = 4x – 5(x – 3)
d) 1* + 4 = * -6 – 6
3
4 + x
b) -* += 1x + 2
%3|
3
2
3.
9. To calculate the area of a trapezoid, you can use the expression
-(b, + b,), where b, and b, are the two bases. These two
trapezoids have the same area. Determine the length of each base.
3x
4
21
4x
10. Solve. Verify your solution.
1
d) *
e) (a + 1) =(2a -3)
a) -x + 6 = 2x - 12
b) - 2 = 4x +
ifr - 8) = -2(x – 5) Đ 2+= 71
%3D
За + 7
4a - 2
Afr- 8) = -2(x – 5) f)
0ach problem.
han
413
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