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Earn +20 ptsQ: -12 equals 5r plus 8
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-3r - 8 equals -5r plus 12?
What you want to do is to try and get all the variables on one side by adding/subtracting. Then get the numbers on the other side and solve.
What does 12 plus 8 equals 8 plus 12 become?
40
What is 8 plus 24?
first add 12 plus 12 equals 24, then add 4 plus 4 and that equals 8. 24 plus 8 equals 32. 12 + 12 = 24 4 +4 =8 24 + 8 =32
-4 plus -8 equals?
-12
What does 4 plus 8 equals?
12
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