4(x+5)-(x-3)=40

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Solution for 4(x+5)-(x-3)=40 equation:


Simplifying
4(x + 5) + -1(x + -3) = 40

Reorder the terms:
4(5 + x) + -1(x + -3) = 40
(5 * 4 + x * 4) + -1(x + -3) = 40
(20 + 4x) + -1(x + -3) = 40

Reorder the terms:
20 + 4x + -1(-3 + x) = 40
20 + 4x + (-3 * -1 + x * -1) = 40
20 + 4x + (3 + -1x) = 40

Reorder the terms:
20 + 3 + 4x + -1x = 40

Combine like terms: 20 + 3 = 23
23 + 4x + -1x = 40

Combine like terms: 4x + -1x = 3x
23 + 3x = 40

Solving
23 + 3x = 40

Solving for variable 'x'.

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

Add '-23' to each side of the equation.
23 + -23 + 3x = 40 + -23

Combine like terms: 23 + -23 = 0
0 + 3x = 40 + -23
3x = 40 + -23

Combine like terms: 40 + -23 = 17
3x = 17

Divide each side by '3'.
x = 5.666666667

Simplifying
x = 5.666666667

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