r+2+8=4

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Solution for r+2+8=4 equation:


Simplifying
r + 2 + 8 = 4

Reorder the terms:
2 + 8 + r = 4

Combine like terms: 2 + 8 = 10
10 + r = 4

Solving
10 + r = 4

Solving for variable 'r'.

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

Add '-10' to each side of the equation.
10 + -10 + r = 4 + -10

Combine like terms: 10 + -10 = 0
0 + r = 4 + -10
r = 4 + -10

Combine like terms: 4 + -10 = -6
r = -6

Simplifying
r = -6

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