Expressions
If q=2 and y=5,
what is 2q + 3y?
19
2x + 5 = 6
1/2
Find the X-Intercept of 2x + y = 6
(3,0)
SOLVE: (Graph in Desmos to see solutions)
x^2 + 7x + 10 = 0
x = -5 and -2
y4 x y10 =
y14
2x - y = 7
2/5x - 4/3y = -2
x =5 y = -3
If q=2 and y=5,
evaluate q/2 + 5/y?
2
8q - q/3 = 46
6
What is the slope between (-1, 2) and (3, -4)?
-6/4 = -3/2
7x = 8x^2
x = 0 and
x =7/8
Evaluate
a3 (b5a6)(b10)
a9b15
y = 1/3x + 1
y = 2x + 1
x = 0 y = 1
If x=4 and y=7,
evaluate (xy)/x
7
d - 1 = 1/2(d - 2)
0
Find the y-Intercept of y = 7x + 2
(0, 2)
x^2 - 4x + 4 = 0
x = 2
Evaluate:
(3x4)2
9x8
3x + 4y = 28
5x - 3y = -21
x = 0 y = 7
If a=2.5 and b=1.5,
evaluate (a + b)/2
2
-2/7 r + (3/7) = 5
-16
What is the slope of
y = 2/3x + 7.5
2/3
3x2 = 108x
(Graph in Desmos to see solutions)
x = 0 and x = 36
Simplify:
10xy2 + (4x)2 - 15 - 8y2x
2xy2+16x2-15
2/7x - 4/3y = 16
4/7x + 8/3y = -16
x = 14 y = -9
If y = 1/3 and x = 3,
evaluate (xy)0/(yx)1
1
I = Prt (SOLVE FOR "t")
Hint: Rearrange to get "t" isolated.
t=I/(Pr)
Find the X-Intercept of (1/2) x + 2y = 6
(12, 0)
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10x5(-2x9)(3x4)2
-180x22
x + 2y - z = 1
x + 3y + 2z = 7
2x + 6y + z = 8
x = 3 y = 0 z = 2