One-Step Equations
x+5=12
x=7
2x+3=11
x=4
x+4>10
x>6
2x+3>11
x>4
If two vertical angles measure 50∘ each, what is the measure of one angle?
50
Two angles are complementary. If one angle is 30∘, what is the measure of the other angle?
60∘
y−9=14
y=23
3y−5=16
y=7
y−7≤12
y≤19
3y−5≤16
y≤7
If one angle in a pair of adjacent angles is 40∘ and the total is 90∘, what is the measure of the other angle?
50∘
Two angles are supplementary. If one angle is 110∘, what is the measure of the other angle?
70∘
6z=42
z=7
5z+8=33
z=5
5z≥20
z≥4
4z+8≥20
z≥3
Two vertical angles are equal. If one angle measures 3x+10 and the other is 40∘, what is x?
x=10
A complementary angle pair includes one angle that measures 4x and another that measures x+10. What is the value of x?
x=16
a/8=5
a=40
a/4+6=10
a=16
a/3<9
a<27
a/5−2<6
a<40
Two adjacent angles form a straight line. One angle is 5x and the other is 3x+20. What is the value of x?
x=20
Two supplementary angles are given as 3x+5 and 2x+15. What is the value of x?
x=32
2b/3=10
b=15
2b/5−3=7
b=25
2b/5≥8
b≥20
2b/7+3≥10
b≥24.5
Two vertical angles are given as 2x+15 and 4x−5. Find the value of x and the measure of each angle.
x=10, each angle is 35∘
The measure of one angle is five times its complement. What is the measure of both angles?
15∘ and 75∘