Sum of supplementary angles
180 Degrees
What is the measurement of angle x?
53 degrees?
solve for x
x=8
18 4/5 d − 11 = 271
d = 15
Which expression is equivalent to 2(−12x - 3/2) + 4x?
-20x - 3
Sum of complementary angles
90 Degrees
Write the equation to find x.
x+37=90
Solve for x.
3x+7=13
x=2
Ms. Wong sold 28 cars. She sold 8 fewer cars than 3/4 as many cars as Mr. Diaz. Which equation can be used to find the number of cars that Mr. Diaz sold, c?
3/4 c − 8 = 28
Which expression is equivalent to −15k − 60?
-15(k + 4)
What is the name of an angle that measures 180 degrees?
straight
∠QRT = (x - 10)
∠TRS = (4x + 20)
Both Angles are found on a straight line
What is the measure of ∠TRS?
156 degrees
solve for x
3x + 5 = -16
x= -7
Benson earned 420 bonus points for playing 12 perfect games of trivia. He earned a total of 1,260 points. How many points, p, did Benson earn for each perfect game of trivia?
70 points
4 The width of a rectangle is 4 times its length, y. Which expressions represent the perimeter of the rectangle?
10y
2(4y + y)
8y + 2y
Vertical angles are always __________
congruent (the same)
Write the equation (don't solve).
28o + xo + 73o = 180o
solve for x
−8−2m=12
x=-10
What is the value of z in the equation -5/4 (z + 8) = −6?
-3 1/5
0 Last year’s cost of a water park season pass, c, increased 35% this year. The expression c+0.35c can be used to represent the increased price of a season pass. What is another expression that can be used to represent this year’s cost of a season pass?
1.35c
how do we set up an equation for vertical angles?
set the angles equal to eachother
What is the measurement of angle x?
79o
solve for x
5 + 14x = 9x - 5
x=-2
Kalisa earns $260.50 doing yard work. She mows 8 lawns for $25 each and weeds gardens for $5.50 each. What equation can be used to find the number of gardens Kalisa weeds, w?
269.50 = 200 + 5.5X
The expression 0.4a represents the reduced attendance on the second night of a play. Which expression is equivalent to the reduced attendance if a is the attendance on the first night?
a - .6a