Systems of Equations
3a+6v=42
4a=8
a=2
v=6
9 + 4t = -3 (1 - 2t)
t=6
What is 34% of 29?
9.86
A relation that does not have repeated x values.
function
write the formula for area of a circle
y2 + 3y2 - 5
4y2 -5
5a+3c=36
5a=30
a=6
c=2
-5 + 8a = -4 + 7a
a=1
32 is what percent of 64?
50%
Answer to a division problem
quotient
write the formula for area of a rectangle
A= length x width
3x + 4c + x
4x + 4c
5u+5v=10
3u=3
u=1
v=1
6x - 6 = 9x - 3
x= -1
46 is 20% of what number?
230
the answer to a subtraction problem
difference
write the formula for area of a triangle
A= 1/2 x base x height
1c + 3c2 - 11
1c + 3c2 - 11
6u=18
5u+y=16
u=3
y=1
-6 (1 - v) = 5 (1 - v)
v=1
What is .05% written as a decimal?
.0005
the answer to an addition problem
sum
write the formula for the area of a square
A=s2
18 - 3 - 5g
15 - 5g
6a+b=12
4a=4
a=1
b=6
-2 (n + 4) - 2 = 9n
n= - 10/11
I had $40. I spent some and now I have $25.
How much did I spend and what is the percent of change from $40 to $25
I spent $15 which is a 37.5% decrease.
the answer to a multiplication problem
product
write the formula for perimeter of a square
P= 4 x side
x2 - x2 + 3
3