Evaluate the expression, using the given value of the variable. 3 – 7x + 2x when x = 3 a. –12 b. –30 c. –18 d. –24

asked May 15, 2016 201k views

4 votes

Evaluate the expression, using the given value of the variable.

3 – 7x + 2x when x = 3
a. –12
b. –30
c. –18
d. –24

6.9k points

Please log in or register to add a comment.

5 votes

a. - 12

3 - 21+6 = -18+6 = -12

Sajuuk answered May 17, 2016

7.2k points

1 vote

3 - 7x + 2x

Plug in 3 for 'x'

3 - 7(3) + 2(3)

3 - 21 + 6

-18 + 6

-12

So our answer is A

Ries answered May 21, 2016

by Ries

7.3k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.7m questions

10.3m answers