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Q: What is r when 4 plus 5r equals -11?

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5r + 8 = -12Subtract 8 from each side:5r = -20Divide each side by 5:r = -4

(5r - 4)(5r + 4)

1)5r+7=13+2r+3r 2)5r+7=13+5r 3)5r's cancel 7=13 4)Subtract thirteen on both sides 7 =13 -13 -13 5)Answer is no solution because -6 doesn't equal to 0. -6=0 NO SOLUTION!!! Have fun with math!

-7 + 11 = +4

The answer is 21 because if 21 is divided by 3 it equals 7 plus 4 equals 11.

11

-11

4 + 7 = 11

-15 + 4 = -11

Anton Heinrich Springer?

4

(11, 5)

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