8(x-7)-3(2x+y)=15

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Solution for 8(x-7)-3(2x+y)=15 equation:


Simplifying
8(x + -7) + -3(2x + y) = 15

Reorder the terms:
8(-7 + x) + -3(2x + y) = 15
(-7 * 8 + x * 8) + -3(2x + y) = 15
(-56 + 8x) + -3(2x + y) = 15
-56 + 8x + (2x * -3 + y * -3) = 15
-56 + 8x + (-6x + -3y) = 15

Combine like terms: 8x + -6x = 2x
-56 + 2x + -3y = 15

Solving
-56 + 2x + -3y = 15

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '56' to each side of the equation.
-56 + 2x + 56 + -3y = 15 + 56

Reorder the terms:
-56 + 56 + 2x + -3y = 15 + 56

Combine like terms: -56 + 56 = 0
0 + 2x + -3y = 15 + 56
2x + -3y = 15 + 56

Combine like terms: 15 + 56 = 71
2x + -3y = 71

Add '3y' to each side of the equation.
2x + -3y + 3y = 71 + 3y

Combine like terms: -3y + 3y = 0
2x + 0 = 71 + 3y
2x = 71 + 3y

Divide each side by '2'.
x = 35.5 + 1.5y

Simplifying
x = 35.5 + 1.5y

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