-10(8r+9)+8r=414

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Solution for -10(8r+9)+8r=414 equation:


Simplifying
-10(8r + 9) + 8r = 414

Reorder the terms:
-10(9 + 8r) + 8r = 414
(9 * -10 + 8r * -10) + 8r = 414
(-90 + -80r) + 8r = 414

Combine like terms: -80r + 8r = -72r
-90 + -72r = 414

Solving
-90 + -72r = 414

Solving for variable 'r'.

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

Add '90' to each side of the equation.
-90 + 90 + -72r = 414 + 90

Combine like terms: -90 + 90 = 0
0 + -72r = 414 + 90
-72r = 414 + 90

Combine like terms: 414 + 90 = 504
-72r = 504

Divide each side by '-72'.
r = -7

Simplifying
r = -7

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