2x+3(5x-4)=5x-(-7x-18)

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Solution for 2x+3(5x-4)=5x-(-7x-18) equation:


Simplifying
2x + 3(5x + -4) = 5x + -1(-7x + -18)

Reorder the terms:
2x + 3(-4 + 5x) = 5x + -1(-7x + -18)
2x + (-4 * 3 + 5x * 3) = 5x + -1(-7x + -18)
2x + (-12 + 15x) = 5x + -1(-7x + -18)

Reorder the terms:
-12 + 2x + 15x = 5x + -1(-7x + -18)

Combine like terms: 2x + 15x = 17x
-12 + 17x = 5x + -1(-7x + -18)

Reorder the terms:
-12 + 17x = 5x + -1(-18 + -7x)
-12 + 17x = 5x + (-18 * -1 + -7x * -1)
-12 + 17x = 5x + (18 + 7x)

Reorder the terms:
-12 + 17x = 18 + 5x + 7x

Combine like terms: 5x + 7x = 12x
-12 + 17x = 18 + 12x

Solving
-12 + 17x = 18 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
-12 + 17x + -12x = 18 + 12x + -12x

Combine like terms: 17x + -12x = 5x
-12 + 5x = 18 + 12x + -12x

Combine like terms: 12x + -12x = 0
-12 + 5x = 18 + 0
-12 + 5x = 18

Add '12' to each side of the equation.
-12 + 12 + 5x = 18 + 12

Combine like terms: -12 + 12 = 0
0 + 5x = 18 + 12
5x = 18 + 12

Combine like terms: 18 + 12 = 30
5x = 30

Divide each side by '5'.
x = 6

Simplifying
x = 6

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