x+7(4-x)=3+2(x-1)

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Solution for x+7(4-x)=3+2(x-1) equation:


Simplifying
x + 7(4 + -1x) = 3 + 2(x + -1)
x + (4 * 7 + -1x * 7) = 3 + 2(x + -1)
x + (28 + -7x) = 3 + 2(x + -1)

Reorder the terms:
28 + x + -7x = 3 + 2(x + -1)

Combine like terms: x + -7x = -6x
28 + -6x = 3 + 2(x + -1)

Reorder the terms:
28 + -6x = 3 + 2(-1 + x)
28 + -6x = 3 + (-1 * 2 + x * 2)
28 + -6x = 3 + (-2 + 2x)

Combine like terms: 3 + -2 = 1
28 + -6x = 1 + 2x

Solving
28 + -6x = 1 + 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.
28 + -6x + -2x = 1 + 2x + -2x

Combine like terms: -6x + -2x = -8x
28 + -8x = 1 + 2x + -2x

Combine like terms: 2x + -2x = 0
28 + -8x = 1 + 0
28 + -8x = 1

Add '-28' to each side of the equation.
28 + -28 + -8x = 1 + -28

Combine like terms: 28 + -28 = 0
0 + -8x = 1 + -28
-8x = 1 + -28

Combine like terms: 1 + -28 = -27
-8x = -27

Divide each side by '-8'.
x = 3.375

Simplifying
x = 3.375

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