2(2r-7)-9=

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Solution for 2(2r-7)-9= equation:


Simplifying
2(2r + -7) + -9 = 0

Reorder the terms:
2(-7 + 2r) + -9 = 0
(-7 * 2 + 2r * 2) + -9 = 0
(-14 + 4r) + -9 = 0

Reorder the terms:
-14 + -9 + 4r = 0

Combine like terms: -14 + -9 = -23
-23 + 4r = 0

Solving
-23 + 4r = 0

Solving for variable 'r'.

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

Add '23' to each side of the equation.
-23 + 23 + 4r = 0 + 23

Combine like terms: -23 + 23 = 0
0 + 4r = 0 + 23
4r = 0 + 23

Combine like terms: 0 + 23 = 23
4r = 23

Divide each side by '4'.
r = 5.75

Simplifying
r = 5.75

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