12 Use properties of equality and numbers to solve each equation for x. Check your answers. a. 7+3x = 5x+ 13 b. 3x -7= 5x + 13 C 7- 3x 5x + 13 d. 3x + 7 = 5x - 13
12 Use properties of equality and numbers to solve each equation for x. Check your answers. a. 7+3x = 5x+ 13 b. 3x -7= 5x + 13 C 7- 3x 5x + 13 d. 3x + 7 = 5x - 13
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,...
Related questions
Question
![12. Use properties of equality and numbers to solve each equation for x.
Check your answers.
a. 7+3x = 5x+ 13
b. 3x - 7= 5x + 13
C. 7-3x= 5x + 13
d. 3x + 7 = 5x 13
13. Multiple Choice Which of the following is a solution to the
equation 11 =-3x-10?
D. 24
А. 1.3
B.
С. -7
14. Solve each equation for x. Check your answers.
b. 3x-5= 20
c. 3x + 5 = -20
a.
3x +5 20
d. -3x +5=20
e. -3x-5 = -20
15. Determine whether each expression is always, sometimes, or never
equal to -2(x -3).
b. -2x -6
C.
2x + 6
a. - 2х + 6
d. -2x -3
e. -2(x+3)
f. 2(3 – x)
Investigation 3 Solving Equations](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F657c8ac5-fd01-4edc-9979-b3a077d4d1ff%2Fce612966-a41d-4227-9386-5343aecc733c%2Frmg8qo_processed.jpeg&w=3840&q=75)
Transcribed Image Text:12. Use properties of equality and numbers to solve each equation for x.
Check your answers.
a. 7+3x = 5x+ 13
b. 3x - 7= 5x + 13
C. 7-3x= 5x + 13
d. 3x + 7 = 5x 13
13. Multiple Choice Which of the following is a solution to the
equation 11 =-3x-10?
D. 24
А. 1.3
B.
С. -7
14. Solve each equation for x. Check your answers.
b. 3x-5= 20
c. 3x + 5 = -20
a.
3x +5 20
d. -3x +5=20
e. -3x-5 = -20
15. Determine whether each expression is always, sometimes, or never
equal to -2(x -3).
b. -2x -6
C.
2x + 6
a. - 2х + 6
d. -2x -3
e. -2(x+3)
f. 2(3 – x)
Investigation 3 Solving Equations
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