ab63194 ab63194

10-01-2018
Mathematics

contestada

MATH C problems
solve for x ; 2 different problems:
3(5x+2) =8x+20

-2(x-3)+4x=-(-x+1)

Respuesta :

Lazerpent Lazerpent

10-01-2018

3(5x + 2) = 8x + 20
15x + 15 = 8x + 20
7x = 5
x = 5/7

-2(x - 3) + 4x = -(-x + 1)
-2x + 6 + 4x = x - 1
x = -7

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