Slope/Y-Intercept
What is the slope to this equation?
y=2x+3
2
A tile pattern has is growing by 4 each time. What is the slope?
4 or 4x
If x=0, what does y equal? y=2x+3
y=3
Find x...
100=25x
x=4
20 x 20
400
What is the slope to this equation?
y=-5x+3
-5
A tile pattern starts with 2 and grows by 2 each time. What is the equation?
y=2x+2
If x=5, what does y equal? y=7x+1
y=36
Find x...
20=3x-1
x=7
-1 x -1
1
What is the y-intercept to this equation?
y=3x-17
Negative 17
-17
A tile pattern is declining by 3 each time and figure zero has 8. What is the equation?
y=-3x+8
If x=100, what does y equal? y=6x-4
y=596
Find x...
50=2x+8
x=21
-8/-4
2
What does b represent in y=mx+b
y-intercept
Figure 1 of the tile pattern has 10 and figure 2 has 12. What is the equation?
y=2x+8
If x=0.5, what does y equal? y=4x+8
y=10
Find x...
2x=-6x-8
x= -1
2286/9
254
Which has a steeper slope? y=4x-5 or y=-5x+4
y=-5x+4
Figure 6 of a tile pattern has 10. Figure 5 has 12. What is the equation?
y= -2x+22
If x=-9, what does y equal? y=0.5x+7
y=2.5
Find x...
100x=10x-10
x= -1/9
1256 x 98
123,088