5(x-3)+10x+25(x-7)=390

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Solution for 5(x-3)+10x+25(x-7)=390 equation:


Simplifying
5(x + -3) + 10x + 25(x + -7) = 390

Reorder the terms:
5(-3 + x) + 10x + 25(x + -7) = 390
(-3 * 5 + x * 5) + 10x + 25(x + -7) = 390
(-15 + 5x) + 10x + 25(x + -7) = 390

Reorder the terms:
-15 + 5x + 10x + 25(-7 + x) = 390
-15 + 5x + 10x + (-7 * 25 + x * 25) = 390
-15 + 5x + 10x + (-175 + 25x) = 390

Reorder the terms:
-15 + -175 + 5x + 10x + 25x = 390

Combine like terms: -15 + -175 = -190
-190 + 5x + 10x + 25x = 390

Combine like terms: 5x + 10x = 15x
-190 + 15x + 25x = 390

Combine like terms: 15x + 25x = 40x
-190 + 40x = 390

Solving
-190 + 40x = 390

Solving for variable 'x'.

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

Add '190' to each side of the equation.
-190 + 190 + 40x = 390 + 190

Combine like terms: -190 + 190 = 0
0 + 40x = 390 + 190
40x = 390 + 190

Combine like terms: 390 + 190 = 580
40x = 580

Divide each side by '40'.
x = 14.5

Simplifying
x = 14.5

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