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70-q-q-2q=80 We'll this is confusing

2 Answers

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70-q-q-2q=80
or, 70 - 2q - 2q = 80
or, 70 - 4q = 80
or, -4q = 80 - 70
or, -4q = 10
or, q = 10/-4
or, q = -2.5 (ans)
User MattJenko
by
8.7k points
3 votes
70 - q - q - 2q = 80

-4q = 80 - 70

-4q = -10
q = -10/-4

q = -2.5
User Nekoro
by
7.4k points

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