√20
Simplify.
2√5

y = -4x + 7
-4
(9c2)(5c)
45c3
4x + 6y = 24
y = -4/6 + 4
P = IRT
Solve for T
P/(IR) = T

√45
Simplify.
3√5

You have the ordered pairs (2, -4) and (-3, 5).
What is the slope?
-9/5
(7q4r7st)(7qrst8)
49q5r8s2t9

-6x + 10y = 30
y = 3/5x + 3
y = 5x - 6
SOlve for x.
y + 6/5 = x

4√44
Simplify.
8√11
(6, 2), (4, 5)
What is the slope?
-3/2
(3n)/(3n-1)
n2

5x + 8y = 64
y = 5/8x + 8
y = mx + b
Solve for b.
y/(mx) = b
10√245
Simplify.
70√5
-8x - 6y = 12
What is the slope?
-4/3
(8st5u2)/(8s4tu2)
(t4)/(s3)
7x - 3y = 17
y = 7/3x - 17/3

A = 2brw
Solve for w
A/(2br) = w

7√125a3
Simplify.
35a√5a
4y + 2x = 18
What is the slope?
-1/2
(5y-9)/(5y-6)
1/y3
6x + 3y = 21
y = -2x + 7
A = 1/2(b1 + b2)h
Solve for h.
(2A)/(b1 + b2) = h