4(2+r)+5r=26

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Solution for 4(2+r)+5r=26 equation:


Simplifying
4(2 + r) + 5r = 26
(2 * 4 + r * 4) + 5r = 26
(8 + 4r) + 5r = 26

Combine like terms: 4r + 5r = 9r
8 + 9r = 26

Solving
8 + 9r = 26

Solving for variable 'r'.

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

Add '-8' to each side of the equation.
8 + -8 + 9r = 26 + -8

Combine like terms: 8 + -8 = 0
0 + 9r = 26 + -8
9r = 26 + -8

Combine like terms: 26 + -8 = 18
9r = 18

Divide each side by '9'.
r = 2

Simplifying
r = 2

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