One- and Two-Step Equations
x + 7 = 82
x = 75
Distribute. You are NOT solving for x:
4(4x + 9)
16x + 36
Linear equations are written as y = mx + b
What does m stand for?
slope
Anna buys three identical balls of yarn for $36. How much does each ball of yarn cost?
$12
What is Batman's real name?
Bruce Wayne
3x = 42
x = 14
Distribute. You are NOT solving for x:
-7(3x + 6)
-21x - 42
Linear equations are written as y = mx + b
What does b stand for?
y-intercept
Chief Justice William Rehnquist served on the Supreme Court for 33 years until his death in 2005. What year was he confirmed as a justice on the Supreme Court?
1975
What is the name of Thor's home realm?
Asgard
9x + 18 = 99
x = 9
Distribute and simplify. You are NOT solving for x:
5(7x + 12) + 3x
38x + 60
What is the y-intercept of this equation?
y = 7x - 15
-15
Karl is buying clothes. A pair of jeans costs $42, and button-down shirts cost $28 each.
Write a linear equation to show the relationship between the number of shirts Karl buys and his total cost.
y = 28x + 42
Wonder Woman has a golden _______ that makes people tell the truth
Lasso
(x + 12)/4 = 5
x = 8
8(6x - 7) - 5x = 202
x = 6
Write the equation for a line with a y-intercept of 6 and a slope of 3/4
y = 3/4x + 6
Fatiha is painting her room in Batman colors. She buys a gallon of black paint for $36, a gallon of yellow paint for $44, a roller and brush for $14, and a roller tray for $6.
The total cost comes to 4/5 of her budget. What was her budget?
$125
What is Captain Marvel's real name?
Carol
x/7 + 5 = 13
x = 56
-8(7x +13) +9x = 84
x = -4
Calculate the slope of a line that goes through the points (3, -2) and (8, 5)
7/5
A student council raised 2/5 of the cost to hold a dance with a bake sale. They then raised another $150 selling raffle tickets. They have raised a total of $630. What is the cost of the dance?
$1,200
Name two Green Lanterns from DC Comics
Alan Scott, Hal Jordan, John Stewart, Guy Gardner, Kyle Rayner, Simon Baz, Jessica Cruz...