captainamericac captainamericac
  • 02-01-2018
  • Mathematics
contestada

solve each system by substitution.

solve each system by substitution class=

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jyoung551780
jyoung551780 jyoung551780
  • 02-01-2018
This how you set the equation up.
2x + 6 = 3x + 7 
Subtract 6 from both sides.
2x = 3x + 1
Subtract 3x from both sides.
-1x = 1
Divide.
x = -1.
Now solve for y by plugging in the variable.
y = 2(-1) + 6
y = -2 + 6
y = 4
So your solution is (-1,4).
I hope this helps love! :)
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