Solving Equations
x+6=3
x = -3
Lara and Mae participated in a quiz contest. They scored 23 points in all. If Lara scored 9 points, how many points did Mae score?
Mae scored 14 points
Two angles that add up to 90* are called...
Complementary Angles
-3c+9+2c
-c+9
4x > 12
x > 3
2x-4=10
x=3
A group of friends visits a new arcade center in town. After an hour, six friends leave, while five continue playing. How many friends were at the arcade center initially?
11 friends
In an angle puzzle, I can see two lines intersecting. Angles a and b are across from each other. They have what relationship?
Vertical Angles
9y+3-y+1
8y+4
-15x < 45
x > -3
-3x+7=22
Carl is boarding a plane. He has 2 checked bags of equal weight and a backpack that weighs 5kg. The total weight of Carl's baggage is 35kg. Write and solve an equation to determine the weight, w, of each of Carl's checked bags.
Each bag weighs 15 kg
If two angles are supplementary, and angle a is x+20, and angle b is 60, what is the value of x?
x = 100
2(3x-4)+8
6x
2m-7 >9
m > 8
17= x/2 -5
x = 44
Clara lends half her collection of formal dresses to her sister, Susan. Clara then buys four more dresses. If she has 12 dresses now, how many dresses did Clara had initially?
16 Dresses
Which 2 angles are complementary?
a = 30 b= 40 c= 90
d = 50 e = 150
Angles b and d
5+3(x-2)
3x-1
-0.5x+3 < 10
x>-14
-3(x-6)= 9
x = 3
A bus departed from New York at 11 p.m. with 44 passengers. An hour later, a few passengers got off at New Jersey. The number of passengers who boarded the bus at New Jersey were twice the number of passengers who got off the bus. If the bus has 50 passengers now, how many passengers got off at New Jersey?
6 passengers
If two angles are supplementary to the same angle then what is their relationship to each other?
Vertical Angles
7.2x - 4.6 + 2.8x - 4.6
10x-9.2
5(x-6) >20
x > 10