-3(1+6)=14-r

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Solution for -3(1+6)=14-r equation:


Simplifying
-3(1 + 6) = 14 + -1r

Combine like terms: 1 + 6 = 7
-3(7) = 14 + -1r

Multiply -3 * 7
-21 = 14 + -1r

Solving
-21 = 14 + -1r

Solving for variable 'r'.

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

Add 'r' to each side of the equation.
-21 + r = 14 + -1r + r

Combine like terms: -1r + r = 0
-21 + r = 14 + 0
-21 + r = 14

Add '21' to each side of the equation.
-21 + 21 + r = 14 + 21

Combine like terms: -21 + 21 = 0
0 + r = 14 + 21
r = 14 + 21

Combine like terms: 14 + 21 = 35
r = 35

Simplifying
r = 35

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