a group of two or more variables is called a ______ ?
100
unit price
a ______ is used to compare price per item ?
100
2.5 x 10 to the 2nd
4.17 x 10 to the third
200
3/5
simplify 6/10
200
not linear
is y=x3
200
14w + 6
12w + 2 (w+3)
200
x = 15
3/5 = 9/x
200
1.538 x 10 to the 8th
6.2 x 10 to the 7th
300
40/100
make .4 into a fraction
300
variable
x 2 4 6 7 8
y 8 4 0 -2 -4
300
y = - 1
3y + 6 + 4y - 7 = -8
300
h = 6
24/h = 16/4
300
7.65 x 10 to the 6th
write in scientific notation 0.000057
400
1/3
simplify 17/51
400
linear
y=1/4x - 1
400
s = 7
12s = 8 + 2(5s + 3)
400
w = 21
w/6 = 7/2
400
5.5 x 10 to the sixth
write 6,980,000
500
6/10
make .6 into a fraction
500
not linear
y= 1/3x2
500
a. x + y = 32 ; 2x = 6y
b. x = 24 ; y = 8
c. 24 + 8 = 32 ; 2(24) = 6(8) or 48 = 48
a. use a different vairable to represent each number and write a equation for the first two sentence's .
b. solve the system of equations .
c. check your anwser