2-Step Equations
2x-1=7
x=4
Sam bought a magazine for $5 and he bought four erasers. You spent a total of $25. How much did each eraser (e) cost? Write an equation and solve.
4e +5=25
e=5
Find the slope of these two points:
(6, -2) (10,1)
3/4
1/2 + 2/3=
7/6
1 1/6
Becky has five candy bars. She wants to share them with three friends. How many will each friend get?
5/3
1 2/3
9x+6=33
x=3
331 students went on a field trip. Six buses were filled and 7 students traveled in cars. How many students were in each bus (b)? Write an equation and solve.
6b + 7 = 331
b=54
Find the slope pf these two points:
(-4, -5) (0,1)
3/2
1/2 + 8/11=
27/22
1 5/22
1/2 x 4/7
2/7
n/5+1=7
n=30
Fabio and Carlos play on a basketball team together. In the last game, Fabio had seven points less than two times as many points as Carlos. Fabio scored 31 points in the game. Write an equation to determine the number of points (C) Carlos scored in the last game.
31=2c-7
C=19
Find the slope of these two points:
(10, 25) (15, 40)
3
5/7 - 2/3=
1/21
3/6 x 18/20
9/20
2/5 (x+1) = 4
x=9
John read the first 114 pages of a novel which was three pages less than 1/3 of the novel. Write an equation to determine the total number of pages (P) in the novel and solve.
114=1/3p-3
P=351
Find the slope of these two points:
(2,8) (2,3)
Undefined
Two kinds of fish can be found in a small tank that is 5 1/7 feet long. Th blue fish is 2/15 feet long and the orange fish is 7/10 feet long. How much longer is the orange fish?
17/30
Mary needs to order pizza for 18 students. Each student should get 1/4 of a pizza. How many pizzas should Mary order?
72
-13 = r/9 + 8
-189=r
In winter, the price of Apple suddenly went up by $.75 per pound. Sam bought 3 pounds of apples at the new price for a total of $5.88. Write an equation to determine the original price per pound (p) and solve.
3(p+0.75) = 5.88
P=1.21
Find the slope of these two points:
(30, 12) ( 50, 12)
0
The penguin nursery is open two times a day: 2/3 hour at noon and 5/12 hour in the afternoon. How much time is the penguin nursery open every day?
1 1/12
Joe took out a box of nails weighting 7/12 kg from the storage room. He used 2/3 of the nails and two hammers for the wooden fence. What was the weight of the total amount of nails that he used?
7/18