(30*9)=(13+x)13

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Solution for (30*9)=(13+x)13 equation:


Simplifying
(30 * 9) = (13 + x) * 13

Multiply 30 * 9
(270) = (13 + x) * 13
270 = (13 + x) * 13

Reorder the terms for easier multiplication:
270 = 13(13 + x)
270 = (13 * 13 + x * 13)
270 = (169 + 13x)

Solving
270 = 169 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
270 + -13x = 169 + 13x + -13x

Combine like terms: 13x + -13x = 0
270 + -13x = 169 + 0
270 + -13x = 169

Add '-270' to each side of the equation.
270 + -270 + -13x = 169 + -270

Combine like terms: 270 + -270 = 0
0 + -13x = 169 + -270
-13x = 169 + -270

Combine like terms: 169 + -270 = -101
-13x = -101

Divide each side by '-13'.
x = 7.769230769

Simplifying
x = 7.769230769

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