3 years ago

70 - q - q - 2q = 80???

Mathematics

1 answer:

Aneli [31]3 years ago

3 0

70-q-q-2q= 80

combine like terms first

so you get 70-4q= 80

subtract 70 on both sides and you get -4q= 10

divide -4 on both sides and you get q= 10/-4 or -2.5

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