770=3100*r+150

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Solution for 770=3100*r+150 equation:


Simplifying
770 = 3100r + 150

Reorder the terms:
770 = 150 + 3100r

Solving
770 = 150 + 3100r

Solving for variable 'r'.

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

Add '-3100r' to each side of the equation.
770 + -3100r = 150 + 3100r + -3100r

Combine like terms: 3100r + -3100r = 0
770 + -3100r = 150 + 0
770 + -3100r = 150

Add '-770' to each side of the equation.
770 + -770 + -3100r = 150 + -770

Combine like terms: 770 + -770 = 0
0 + -3100r = 150 + -770
-3100r = 150 + -770

Combine like terms: 150 + -770 = -620
-3100r = -620

Divide each side by '-3100'.
r = 0.2

Simplifying
r = 0.2

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