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

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


Simplifying
3x + 7(2 + -1x) = 4(5 + -2x)
3x + (2 * 7 + -1x * 7) = 4(5 + -2x)
3x + (14 + -7x) = 4(5 + -2x)

Reorder the terms:
14 + 3x + -7x = 4(5 + -2x)

Combine like terms: 3x + -7x = -4x
14 + -4x = 4(5 + -2x)
14 + -4x = (5 * 4 + -2x * 4)
14 + -4x = (20 + -8x)

Solving
14 + -4x = 20 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
14 + -4x + 8x = 20 + -8x + 8x

Combine like terms: -4x + 8x = 4x
14 + 4x = 20 + -8x + 8x

Combine like terms: -8x + 8x = 0
14 + 4x = 20 + 0
14 + 4x = 20

Add '-14' to each side of the equation.
14 + -14 + 4x = 20 + -14

Combine like terms: 14 + -14 = 0
0 + 4x = 20 + -14
4x = 20 + -14

Combine like terms: 20 + -14 = 6
4x = 6

Divide each side by '4'.
x = 1.5

Simplifying
x = 1.5

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