4(3-x)+5(10-x)=89

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Solution for 4(3-x)+5(10-x)=89 equation:


Simplifying
4(3 + -1x) + 5(10 + -1x) = 89
(3 * 4 + -1x * 4) + 5(10 + -1x) = 89
(12 + -4x) + 5(10 + -1x) = 89
12 + -4x + (10 * 5 + -1x * 5) = 89
12 + -4x + (50 + -5x) = 89

Reorder the terms:
12 + 50 + -4x + -5x = 89

Combine like terms: 12 + 50 = 62
62 + -4x + -5x = 89

Combine like terms: -4x + -5x = -9x
62 + -9x = 89

Solving
62 + -9x = 89

Solving for variable 'x'.

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

Add '-62' to each side of the equation.
62 + -62 + -9x = 89 + -62

Combine like terms: 62 + -62 = 0
0 + -9x = 89 + -62
-9x = 89 + -62

Combine like terms: 89 + -62 = 27
-9x = 27

Divide each side by '-9'.
x = -3

Simplifying
x = -3

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