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statuscvo [17]
3 years ago
7

Solve the system of equations. y=7x y=2x + 20 x=? y=?

Mathematics
1 answer:
alekssr [168]3 years ago
6 0
X=4, y=28. 7x=2x+20, so subtract 2x from both sides and you’ll get 5x=20. Divide both sides by 5 and you’ll get x=4. Substitute this into the other equations and they will both equal 28.
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