-78=-7(x+4)-4(7x-5)

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Solution for -78=-7(x+4)-4(7x-5) equation:


Simplifying
-78 = -7(x + 4) + -4(7x + -5)

Reorder the terms:
-78 = -7(4 + x) + -4(7x + -5)
-78 = (4 * -7 + x * -7) + -4(7x + -5)
-78 = (-28 + -7x) + -4(7x + -5)

Reorder the terms:
-78 = -28 + -7x + -4(-5 + 7x)
-78 = -28 + -7x + (-5 * -4 + 7x * -4)
-78 = -28 + -7x + (20 + -28x)

Reorder the terms:
-78 = -28 + 20 + -7x + -28x

Combine like terms: -28 + 20 = -8
-78 = -8 + -7x + -28x

Combine like terms: -7x + -28x = -35x
-78 = -8 + -35x

Solving
-78 = -8 + -35x

Solving for variable 'x'.

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

Add '35x' to each side of the equation.
-78 + 35x = -8 + -35x + 35x

Combine like terms: -35x + 35x = 0
-78 + 35x = -8 + 0
-78 + 35x = -8

Add '78' to each side of the equation.
-78 + 78 + 35x = -8 + 78

Combine like terms: -78 + 78 = 0
0 + 35x = -8 + 78
35x = -8 + 78

Combine like terms: -8 + 78 = 70
35x = 70

Divide each side by '35'.
x = 2

Simplifying
x = 2

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