Please help solve. solve with elimination what does x & y=?
1 answer:
Hello there! 5y - 4x = -7 2y + 4x = 14 We cancel -4x and 4x 5y + 2y = -7 + 14 7y = 7 y = 7/7 y= 1 Use the second equation to find x 2y + 4x = 14 2(1) + 4x = 14 2 + 4x = 14 4x = 14 - 2 4x = 12 x = 12/4 x = 3 Thus, the answer is x=3 and y=1 As always, I'm glad to be your helper today!
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It would take 7.25 Hours 217.5/30= 7.25
Answer:
x=11
Step-by-step explanation:
Combine like terms:
3x +4 +6x =12- 41+ 6x
9x +4 =12 -41 + 6x
Subtract the numbers:
9x+ 4= 12- 41+ 6x
9x + 4= -29 +6x
Rearrange terms:
9x+4=-29+6x
9x+4=6x-29
x=11
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