7(4)-2=r

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Solution for 7(4)-2=r equation:


Simplifying
7(4) + -2 = r

Multiply 7 * 4
28 + -2 = r

Combine like terms: 28 + -2 = 26
26 = r

Solving
26 = r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
26 + -1r = r + -1r

Combine like terms: r + -1r = 0
26 + -1r = 0

Add '-26' to each side of the equation.
26 + -26 + -1r = 0 + -26

Combine like terms: 26 + -26 = 0
0 + -1r = 0 + -26
-1r = 0 + -26

Combine like terms: 0 + -26 = -26
-1r = -26

Divide each side by '-1'.
r = 26

Simplifying
r = 26

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