1) 2x+8y=20
y=2
2x+8(2)=20

2) x=5
2x+y=10
2(5)+y=10

3) 5x-2y=3
y=2x
5x-2(2x)=3

4) 2y+x=-15
x=3y
2y+(3x)=-15

5) 4x+7y=19
y=x+9
4x+7(x+9)=19

6)y=6x+11
2y-4x+14
2(6x+11)-4x+14

7)2x-8y=6
y=-7-x
2x-8(-7-x)=6

8) x=2y-1
3x-2y=-3
3(2y-1)-2y=-3

what is the process and what x and y equal

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585

Find measure angle 1 and measure angle 3 in the kite the diagram is not drawn on the scale

Were only 64 seats. the remaining 6 students had to travel in a separate van. the equation 2b + 6 = 70 represents the given scenario. what does b represent? the number of buses the number of vans the number of students who rode on each bus the total number of students going to the football game