7x+3(5x-15)=197

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Solution for 7x+3(5x-15)=197 equation:


Simplifying
7x + 3(5x + -15) = 197

Reorder the terms:
7x + 3(-15 + 5x) = 197
7x + (-15 * 3 + 5x * 3) = 197
7x + (-45 + 15x) = 197

Reorder the terms:
-45 + 7x + 15x = 197

Combine like terms: 7x + 15x = 22x
-45 + 22x = 197

Solving
-45 + 22x = 197

Solving for variable 'x'.

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

Add '45' to each side of the equation.
-45 + 45 + 22x = 197 + 45

Combine like terms: -45 + 45 = 0
0 + 22x = 197 + 45
22x = 197 + 45

Combine like terms: 197 + 45 = 242
22x = 242

Divide each side by '22'.
x = 11

Simplifying
x = 11

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