7+7(x-4)=4-2(x-1)

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Solution for 7+7(x-4)=4-2(x-1) equation:


Simplifying
7 + 7(x + -4) = 4 + -2(x + -1)

Reorder the terms:
7 + 7(-4 + x) = 4 + -2(x + -1)
7 + (-4 * 7 + x * 7) = 4 + -2(x + -1)
7 + (-28 + 7x) = 4 + -2(x + -1)

Combine like terms: 7 + -28 = -21
-21 + 7x = 4 + -2(x + -1)

Reorder the terms:
-21 + 7x = 4 + -2(-1 + x)
-21 + 7x = 4 + (-1 * -2 + x * -2)
-21 + 7x = 4 + (2 + -2x)

Combine like terms: 4 + 2 = 6
-21 + 7x = 6 + -2x

Solving
-21 + 7x = 6 + -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.
-21 + 7x + 2x = 6 + -2x + 2x

Combine like terms: 7x + 2x = 9x
-21 + 9x = 6 + -2x + 2x

Combine like terms: -2x + 2x = 0
-21 + 9x = 6 + 0
-21 + 9x = 6

Add '21' to each side of the equation.
-21 + 21 + 9x = 6 + 21

Combine like terms: -21 + 21 = 0
0 + 9x = 6 + 21
9x = 6 + 21

Combine like terms: 6 + 21 = 27
9x = 27

Divide each side by '9'.
x = 3

Simplifying
x = 3

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