-31=2(7r+5)

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Solution for -31=2(7r+5) equation:


Simplifying
-31 = 2(7r + 5)

Reorder the terms:
-31 = 2(5 + 7r)
-31 = (5 * 2 + 7r * 2)
-31 = (10 + 14r)

Solving
-31 = 10 + 14r

Solving for variable 'r'.

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

Add '-14r' to each side of the equation.
-31 + -14r = 10 + 14r + -14r

Combine like terms: 14r + -14r = 0
-31 + -14r = 10 + 0
-31 + -14r = 10

Add '31' to each side of the equation.
-31 + 31 + -14r = 10 + 31

Combine like terms: -31 + 31 = 0
0 + -14r = 10 + 31
-14r = 10 + 31

Combine like terms: 10 + 31 = 41
-14r = 41

Divide each side by '-14'.
r = -2.928571429

Simplifying
r = -2.928571429

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