3 years ago

Solve the equation to get the value y

Mathematics

2 answers:

tia_tia [17]3 years ago

5 0

Answer:

y=11

x=-4

Step-by-step explanation:

y =-x+7

2x-5y=-7

insert the first equation into the second like so...

2x+5x-35=-7

Now rearrange...

2x+5x=-7+35

Now solve...

7x=-28

x=-4

Now incert x in any equation...

y=4+7

y=11

yarga [219]3 years ago

4 0

Y=11
X=-4
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