Equations
5 + x = 3
x = -2
If the RADIUS of a circle is 3 cm, what is the AREA?
Formulas:
Area: pi x radius squared
Circumference: pi x diameter
28.3
What is a possible answer for this inequality?
3p - 2 < 16
p < 6
anything less than 6
What is the Absolute Value?
|-25| + |15| =
40
Solve the proportion below:
10 = n
8 10
n = 12.5
x - 23 = 8
x = 31
If the DIAMETER of a circle is 12, what is the CIRCUMFERENCE?
Formulas:
Area: pi x radius squared
Circumference: pi x diameter
37.7
What is a possible answer for this inequality?
4y - 6 > 22
y > 7
anything greater than 7
What is the absolute value?
|-67| + |-90| =
157
Solve the proportion below:
7 = x
5 3
x = 4.2
x + 8 = 3
x = -6
If the RADIUS of a circle is 9, what is the CIRCUMFERENCE?
Formulas:
Area: pi x radius squared
Circumference: pi x diameter
56.5
What is a possible answer for this inequality?
5t - 7 < 8
t < 3
Anything less than 3
Solve the integer:
98 - (-12) =
110
Is it proportional?
13 = 104
7 56
YES!
728 on each side
2x + 5 = 21
x = 8
If the RADIUS of a circle is 9, what is the area?
Formulas:
Area: pi x radius squared
Circumference: pi x diameter
254.5
Put this inequality on a graph:
z < 5
Remember: coloring in the circle means something!
See graphs made
Solve the integer:
22 + (-41) =
-19
Create a proportion to solve:
A recipe uses 5 cups of salsa to serve 30 people.
How much salsa is needed for 50 people?
8.33 = 9 cups
-6x = -12
x = 2
If the DIAMETER of a circle is 14, what is the AREA?
Formulas:
Area: pi x radius squared
Circumference: pi x diameter
153.9 or 154
Put this inequality on a graph:
t > 15
Remember: coloring in the circle means something!
See graphs made
Solve the integer:
(-10) x (11)
-110
Create a proportion to solve:
If 4 out of 10 people vote, then in a town with 200 people, how many will vote?