Substitution
Y=6x
2x+3y=-20
(-1,-6)
1-8x+3+8=7x+3
3/5
5y=15
3
What’s your favorite color
Pink
Y=x+9
3x+8y=-5
(-7,2)
-23-3x=-2(1-2x)
-3
4y=28
7
What’s your favorite food
Pizza
X=4y+7
2x-6y=12
(-3,-1)
4(3+3x)-8x=-8(2x+6)
-3
2x+8y=14
1/4+7/4
What’s shepora
A beauty store
Y=x+3
Y=2x-4
(10,7)
-1+2x=x-1-8
-8
3x+6y=18
-1/2+3
What’s the best dessert to be ever made
Cake
Y=x+6
Y=-2x
(-2,4)
4(x+1)+12=12x-8
3
2( x-y)=12
Y=x-6
What is the worst vegetable
Lettuce