I. Solve the equations algebraically and then check the solutions. (a) 5x + 15 = 45 d) 3x = 7 = 5 + 7x 6)x + 2 = 8 – x O 5x - 3 = 2x + 9 (K) 2x - 9 = 13 c) 2x + 5 = 33 Ox +5 = 3x - 7 g) 5- 3x = -13 2. Solve for x O (x – 4)(x + 7) =0 d) x- 12 = 37 g) x = 10x j) 5x² + 2 = 7 m) 2r + 10x – 28 = 0 b) 2x(x + 8) = 0 e) 9x = 25 h) r - 4 = 32 k) x + 2x – 15 = 0 c) x = 4 O 4x = 4 i) 20 = x + 4 O x = F0x – 16 %3D n) x - 9x = - 20 o) 21 + 4x = 30 %3D

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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I. Solve the equations algebraically and then check the solutions.
(a) 5x + 15 = 45
d) 3x = 7 = 5 + 7x
6)x + 2 = 8 – x
O 5x - 3 = 2x + 9
(K) 2x - 9 = 13
c) 2x + 5 = 33
Ox +5 = 3x - 7
g) 5- 3x = -13
2. Solve for x
O (x – 4)(x + 7) =0
d) x- 12 = 37
g) x = 10x
j) 5x² + 2 = 7
m) 2r + 10x – 28 = 0
b) 2x(x + 8) = 0
e) 9x = 25
h) r - 4 = 32
k) x + 2x – 15 = 0
c) x = 4
O 4x = 4
i) 20 = x + 4
O x = F0x – 16
%3D
n) x - 9x = - 20
o) 21 + 4x = 30
%3D
Transcribed Image Text:I. Solve the equations algebraically and then check the solutions. (a) 5x + 15 = 45 d) 3x = 7 = 5 + 7x 6)x + 2 = 8 – x O 5x - 3 = 2x + 9 (K) 2x - 9 = 13 c) 2x + 5 = 33 Ox +5 = 3x - 7 g) 5- 3x = -13 2. Solve for x O (x – 4)(x + 7) =0 d) x- 12 = 37 g) x = 10x j) 5x² + 2 = 7 m) 2r + 10x – 28 = 0 b) 2x(x + 8) = 0 e) 9x = 25 h) r - 4 = 32 k) x + 2x – 15 = 0 c) x = 4 O 4x = 4 i) 20 = x + 4 O x = F0x – 16 %3D n) x - 9x = - 20 o) 21 + 4x = 30 %3D
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