78=(17x+16)-(7x-2)

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Solution for 78=(17x+16)-(7x-2) equation:


Simplifying
78 = (17x + 16) + -1(7x + -2)

Reorder the terms:
78 = (16 + 17x) + -1(7x + -2)

Remove parenthesis around (16 + 17x)
78 = 16 + 17x + -1(7x + -2)

Reorder the terms:
78 = 16 + 17x + -1(-2 + 7x)
78 = 16 + 17x + (-2 * -1 + 7x * -1)
78 = 16 + 17x + (2 + -7x)

Reorder the terms:
78 = 16 + 2 + 17x + -7x

Combine like terms: 16 + 2 = 18
78 = 18 + 17x + -7x

Combine like terms: 17x + -7x = 10x
78 = 18 + 10x

Solving
78 = 18 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
78 + -10x = 18 + 10x + -10x

Combine like terms: 10x + -10x = 0
78 + -10x = 18 + 0
78 + -10x = 18

Add '-78' to each side of the equation.
78 + -78 + -10x = 18 + -78

Combine like terms: 78 + -78 = 0
0 + -10x = 18 + -78
-10x = 18 + -78

Combine like terms: 18 + -78 = -60
-10x = -60

Divide each side by '-10'.
x = 6

Simplifying
x = 6

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