2 years ago

Find the value of y when x equals 1, 9x+7y=-12

1 answer:

3 0

9(1)+7y=-12
9+7y=-12
7y=-12-9
7y=-21
y=-3

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Answer:

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Step-by-step explanation:

Use FOIL to check if the factors work.

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IrinaK [193]

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Step-by-step explanation:

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3 years ago

icang [17]

AB = 9 cm
BC = 6cm

CD = 7 cm
AE = 6 cm

3BC = AB
3ED = AE

  AB = AE
  BC ED
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torisob [31]

<span>Along the x axis:
5 - 3 = 2 blocks

</span>Along the y axis:
8 - 1 = 7 blocks

Total:
2 + 7 = 9 blocks

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3 years ago