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5\left(x-2\right)+30=3\left(x-2\right)+90
Multiply both sides of the equation by 15, the least common multiple of 3,5.
5x-10+30=3\left(x-2\right)+90
Use the distributive property to multiply 5 by x-2.
5x+20=3\left(x-2\right)+90
Add -10 and 30 to get 20.
5x+20=3x-6+90
Use the distributive property to multiply 3 by x-2.
5x+20=3x+84
Add -6 and 90 to get 84.
5x+20-3x=84
Subtract 3x from both sides.
2x+20=84
Combine 5x and -3x to get 2x.
2x=84-20
Subtract 20 from both sides.
2x=64
Subtract 20 from 84 to get 64.
x=\frac{64}{2}
Divide both sides by 2.
x=32
Divide 64 by 2 to get 32.