Writing Expressions and Equations
5 less than a number
n-5
y+4=14
4s-3=9
s=3
What do all angle measures require?
Degree signs
Betsy finds 50 dollars in the woods. She now has 75 dollars. Write an equation and solve for how much money Betsy started with
b+50=75
Betsy started with 50 dollars
The product of a number and 9
9n
r-3=12
r=15
g/6+3=13
g=60
Are the following angle measures complementary, supplementary or neither?
39 degrees and 51 degrees?
45 degrees and 135 degrees?
91 degrees and 99 degrees
Complementary
Supplementary
Neither
Jacob has some money invested. Over the course of his investment, it triples to 333 dollars. How much money did Jacob start with?
Jacob started with $111
A number split in half
n/2
3d=-9
d=-3
-8-c=5
c=-13
Solve for y
y=39 degrees
Michelle and 3 friends went to the movies. They paid $43 dollars for snacks and spent 71 dollars in total. How much money did each ticket cost?
Each ticket costs $7
The sum of three times a number and 2
3n+2
x/6=-6
x=-36
-3-5x=22
x=-5
The angle measures are 45 degrees and 135 degrees
Jamie sole some savings bonds at $50 per bond. Then she bought a couch for $675. She ended with $25. How many bonds did she sell?
Jamie sold 14 savings bonds
The difference of 9 and the quotient of a number and 3
9-n/3
-5+d=-13
d=-8
-4-7a=-32
a=-4
Use the figure to solve for x and find the missing angle measure
x=20
Missing angle=140 degrees
The supplement of an angle is 4 more than 3 times the angle measure of the smaller angle. What is the angle measure of both angles?
The angle measures are 44 degrees and 136 degrees.