5(x-5)+2(x+5)=45

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Solution for 5(x-5)+2(x+5)=45 equation:


Simplifying
5(x + -5) + 2(x + 5) = 45

Reorder the terms:
5(-5 + x) + 2(x + 5) = 45
(-5 * 5 + x * 5) + 2(x + 5) = 45
(-25 + 5x) + 2(x + 5) = 45

Reorder the terms:
-25 + 5x + 2(5 + x) = 45
-25 + 5x + (5 * 2 + x * 2) = 45
-25 + 5x + (10 + 2x) = 45

Reorder the terms:
-25 + 10 + 5x + 2x = 45

Combine like terms: -25 + 10 = -15
-15 + 5x + 2x = 45

Combine like terms: 5x + 2x = 7x
-15 + 7x = 45

Solving
-15 + 7x = 45

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 7x = 45 + 15

Combine like terms: -15 + 15 = 0
0 + 7x = 45 + 15
7x = 45 + 15

Combine like terms: 45 + 15 = 60
7x = 60

Divide each side by '7'.
x = 8.571428571

Simplifying
x = 8.571428571

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