7x-3(x+10)=2(x-4)

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Solution for 7x-3(x+10)=2(x-4) equation:


Simplifying
7x + -3(x + 10) = 2(x + -4)

Reorder the terms:
7x + -3(10 + x) = 2(x + -4)
7x + (10 * -3 + x * -3) = 2(x + -4)
7x + (-30 + -3x) = 2(x + -4)

Reorder the terms:
-30 + 7x + -3x = 2(x + -4)

Combine like terms: 7x + -3x = 4x
-30 + 4x = 2(x + -4)

Reorder the terms:
-30 + 4x = 2(-4 + x)
-30 + 4x = (-4 * 2 + x * 2)
-30 + 4x = (-8 + 2x)

Solving
-30 + 4x = -8 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-30 + 4x + -2x = -8 + 2x + -2x

Combine like terms: 4x + -2x = 2x
-30 + 2x = -8 + 2x + -2x

Combine like terms: 2x + -2x = 0
-30 + 2x = -8 + 0
-30 + 2x = -8

Add '30' to each side of the equation.
-30 + 30 + 2x = -8 + 30

Combine like terms: -30 + 30 = 0
0 + 2x = -8 + 30
2x = -8 + 30

Combine like terms: -8 + 30 = 22
2x = 22

Divide each side by '2'.
x = 11

Simplifying
x = 11

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