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Order of Operations
Solving Equations
Absolute Values
Solving for a Variable
Terms
100
5+2(10-2ˆ3)
9
100
3d+7=19
d=4
100
|2v+1|=7
v=-4, 3
100
P=IV for I
I= P/V
100
what are whole numbers?
whole numbers are 0,1,2,3....
200
4+1/3[(12+6)÷3]
6
200
-6(p+5)=18
p=-8
200
4|x+5|=8
x=-3, -7
200
w = (-3c)/d for d
d = -3c/w
200
what are integers?
numbers that are negative, zero ,and positive. Ex: -3,-2,-1,0,1,2,3
300
If a=1, b=-2, and c=5, what is 5b-4c÷(2a)
-20
300
x+9x-6x+4x=24
x=3
300
-5|3x+4|=20
no solution
300
Q= 1/4 wjˆ2 for w
w=4Q/jˆ2
300
what are rational numbers?
numbers that can be written fractions and they don't go on forever.
400
[12(52÷2ˆ2)]/6
26
400
3(2c+25)-2(c-1)=78
c=1/4 or .25
400
2|3a-5|+7=21
a=-2/3 , 4
400
A = 1/3 g (2x+y) for y
y=(3A)/g -2x or y= (3A-2xg)/(2x)
400
what are Irrational numbers?
cant be written as fractions and go on forever
500
If w=6, x=.4, and y=-3, what is (x-y)ˆ2-2wy
47.56
500
b/4=2/3(b+5)
b=-8
500
|x+5|=1-3x
x=-1
500
c(x+4)/(d+3)=1/g for d
d = cg(x+4)-3
500
what is Order of operations?
P: parentheses E: exponents M:multiply D:divide A:add S:subtract