3+16r-2=94+78-4r

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Solution for 3+16r-2=94+78-4r equation:


Simplifying
3 + 16r + -2 = 94 + 78 + -4r

Reorder the terms:
3 + -2 + 16r = 94 + 78 + -4r

Combine like terms: 3 + -2 = 1
1 + 16r = 94 + 78 + -4r

Combine like terms: 94 + 78 = 172
1 + 16r = 172 + -4r

Solving
1 + 16r = 172 + -4r

Solving for variable 'r'.

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

Add '4r' to each side of the equation.
1 + 16r + 4r = 172 + -4r + 4r

Combine like terms: 16r + 4r = 20r
1 + 20r = 172 + -4r + 4r

Combine like terms: -4r + 4r = 0
1 + 20r = 172 + 0
1 + 20r = 172

Add '-1' to each side of the equation.
1 + -1 + 20r = 172 + -1

Combine like terms: 1 + -1 = 0
0 + 20r = 172 + -1
20r = 172 + -1

Combine like terms: 172 + -1 = 171
20r = 171

Divide each side by '20'.
r = 8.55

Simplifying
r = 8.55

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