7(-8r+3)=245

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Solution for 7(-8r+3)=245 equation:


Simplifying
7(-8r + 3) = 245

Reorder the terms:
7(3 + -8r) = 245
(3 * 7 + -8r * 7) = 245
(21 + -56r) = 245

Solving
21 + -56r = 245

Solving for variable 'r'.

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

Add '-21' to each side of the equation.
21 + -21 + -56r = 245 + -21

Combine like terms: 21 + -21 = 0
0 + -56r = 245 + -21
-56r = 245 + -21

Combine like terms: 245 + -21 = 224
-56r = 224

Divide each side by '-56'.
r = -4

Simplifying
r = -4

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