30=5(5x+1)+2(7x-7)

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Solution for 30=5(5x+1)+2(7x-7) equation:


Simplifying
30 = 5(5x + 1) + 2(7x + -7)

Reorder the terms:
30 = 5(1 + 5x) + 2(7x + -7)
30 = (1 * 5 + 5x * 5) + 2(7x + -7)
30 = (5 + 25x) + 2(7x + -7)

Reorder the terms:
30 = 5 + 25x + 2(-7 + 7x)
30 = 5 + 25x + (-7 * 2 + 7x * 2)
30 = 5 + 25x + (-14 + 14x)

Reorder the terms:
30 = 5 + -14 + 25x + 14x

Combine like terms: 5 + -14 = -9
30 = -9 + 25x + 14x

Combine like terms: 25x + 14x = 39x
30 = -9 + 39x

Solving
30 = -9 + 39x

Solving for variable 'x'.

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

Add '-39x' to each side of the equation.
30 + -39x = -9 + 39x + -39x

Combine like terms: 39x + -39x = 0
30 + -39x = -9 + 0
30 + -39x = -9

Add '-30' to each side of the equation.
30 + -30 + -39x = -9 + -30

Combine like terms: 30 + -30 = 0
0 + -39x = -9 + -30
-39x = -9 + -30

Combine like terms: -9 + -30 = -39
-39x = -39

Divide each side by '-39'.
x = 1

Simplifying
x = 1

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