2-Step Equations
Solve
2x+5=13
x = 4
Solve:
x+4>9
x>5
Sarah has $8. She wants to buy stickers that cost $3 each. If she also needs to pay a $2 shipping fee, what's the maximum number of stickers she can buy?
2 stickers max
Graph it:
x>3
Open circle, arrow pointing right
What is the world's fastest land animal?
Cheetah
Solve
3x-7=14
x = 7
Solve:
2x-3<=11
x<=7
A gym membership costs $25 per month plus a $50 enrollment fee. How many months can you afford if you have $175 to spend?
5 months
Graph it:
x<=-1
Closed Circle, Arrow pointing left
What is the most popular pizza topping in America?
Pepperoni
Solve:
x/4+9=12
x = 12
Solve:
-x+8<5
x>3
A pizza costs $12 plus $1.50 for each topping. If you want to spend at most $18, what's the maximum number of toppings you can get?
4 toppings maximum
Graph it:
2x+1<7
Open circle at 3, arrow pointing left
How many sides does a stop sign have?
8, it's an octogon
Solve
-2x+15=3
x = 6
Solve:
3x+7>=-2
x>=-3
A phone plan charges $40 per month plus $0.10 per text message over 500 texts. If your bill was $47, how many texts over the limit did you send?
70 texts over the limit
Graph it:
-3x+9>=15
Closed circle at -2, arrow pointing left
Which planet in our solar system has the most moons?
Saturn
Solve
(2x-6)/3=8
x = 15
Solve:
(4x+12)/2>10
x>2
Marcus scored 15 points in the first half of a basketball game. He wants to score at least 31 points total. If he scores the same number of points each quarter in the second half, what's the minimum he needs per quarter?
8 points minimum per quarter
Graph it:
(4x-8)/2>6
Open circle at 5, arrow pointing right
What does the "www" stand for in a website address?
World Wide Web