Annadina Annadina

09-12-2018
Mathematics

contestada

what is the value that makes the equation true?
3(3x-5)+6 = 12-2(x+5)

a. 2
b. -2
c. 1
d. -1

Respuesta :

ivana2103 ivana2103

09-12-2018

3(3x - 5) + 6 = 12 - 2(x+5)
9x - 15 + 6 = 12 - 2x - 10
9x - 9 = 2 - 2x
9x + 2x = 2 + 9
11x = 11
x = 1

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