1+(8r+9r)=2+8+8r

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Solution for 1+(8r+9r)=2+8+8r equation:


Simplifying
1 + (8r + 9r) = 2 + 8 + 8r

Combine like terms: 8r + 9r = 17r
1 + (17r) = 2 + 8 + 8r
1 + (17r) = 2 + 8 + 8r

Combine like terms: 2 + 8 = 10
1 + (17r) = 10 + 8r

Solving
1 + (17r) = 10 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
1 + (17r) + -8r = 10 + 8r + -8r

Combine like terms: (17r) + -8r = 9r
1 + 9r = 10 + 8r + -8r

Combine like terms: 8r + -8r = 0
1 + 9r = 10 + 0
1 + 9r = 10

Add '-1' to each side of the equation.
1 + -1 + 9r = 10 + -1

Combine like terms: 1 + -1 = 0
0 + 9r = 10 + -1
9r = 10 + -1

Combine like terms: 10 + -1 = 9
9r = 9

Divide each side by '9'.
r = 1

Simplifying
r = 1

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