3 years ago

The value of x in this system of equations is 1. 3x + y = 9 y=-4x + 10

Mathematics

1 answer:

exis [7]3 years ago

7 0

Answer:

x=1

Step-by-step explanation:

First we have to isolate y

Subtract 3x from both sides:

y=-3x+9

y=-4x+10

Multiply the bottom by -1:

y=-3x+9

-y=4x-10

Combine the equations:

x-1=0

Add 1 to both sides:

x=1

I hope this helps u pls give a brainliest and a thx ;)

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