9r+6-7(10r+6)=x

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Solution for 9r+6-7(10r+6)=x equation:


Simplifying
9r + 6 + -7(10r + 6) = x

Reorder the terms:
9r + 6 + -7(6 + 10r) = x
9r + 6 + (6 * -7 + 10r * -7) = x
9r + 6 + (-42 + -70r) = x

Reorder the terms:
6 + -42 + 9r + -70r = x

Combine like terms: 6 + -42 = -36
-36 + 9r + -70r = x

Combine like terms: 9r + -70r = -61r
-36 + -61r = x

Solving
-36 + -61r = x

Solving for variable 'r'.

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

Add '36' to each side of the equation.
-36 + 36 + -61r = 36 + x

Combine like terms: -36 + 36 = 0
0 + -61r = 36 + x
-61r = 36 + x

Divide each side by '-61'.
r = -0.5901639344 + -0.01639344262x

Simplifying
r = -0.5901639344 + -0.01639344262x

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