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natulia [17]
3 years ago
9

Y=-1,X+2y=-6 solve by substitution show all work

Mathematics
2 answers:
aev [14]3 years ago
5 0

Answer:

x=-4

Step-by-step explanation:

x+2y=-6

y=-1

_________

x+2\left(-1\right)=-6

x-2\times \:1=-6

Multiply: 2*1= 2

x-2=-6

Add 2 to both sides:

x-2+2=-6+2

x=-4

________________

* Hope it helps

* Have a good day!

________________

Solnce55 [7]3 years ago
5 0

Answer:

x = -4, y = -1

Step-by-step explanation:

Simple, just plug the Y in

(Pemdas)

x+2(-1) = -6

x-2 = -6

x = -4

-4+2y = -6

2y = -2

y = -1

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