-1+2(3+-7r)=

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Solution for -1+2(3+-7r)= equation:


Simplifying
-1 + 2(3 + -7r) = 0
-1 + (3 * 2 + -7r * 2) = 0
-1 + (6 + -14r) = 0

Combine like terms: -1 + 6 = 5
5 + -14r = 0

Solving
5 + -14r = 0

Solving for variable 'r'.

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

Add '-5' to each side of the equation.
5 + -5 + -14r = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -14r = 0 + -5
-14r = 0 + -5

Combine like terms: 0 + -5 = -5
-14r = -5

Divide each side by '-14'.
r = 0.3571428571

Simplifying
r = 0.3571428571

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