Expressions
4 more than a
a + 4
Juan had $5 and then on Easter his abuela gave him x more dollars. Write an equation for the total amount (y) that Juan has
y=5+x
12-9(6-5)
3
23
8
Solve for y if x=5
y=5+x
y=5+5= 10
Double the value of c
2c
Areli makes $20 for every cake she makes. White an equation that shows the relationship between the number of cakes she makes (x) and the total amount she earns (y)
y=20x
5x4-2
18
52
25
Solve for y if x=4
y=20x
y=20(4)= 80
subtract x from 27
27-x
On Sunday Ricardo bought 3 bags of Hot Cheetos. On Tuesday, he bough x more. Write an equation for the total (y) bags of Hot Cheetos that Ricardo has
y=3+x
6 x 3(10+8)
324
43
64
Solve for y if x=10
y=3+x
y=3+10= 13
3y
Alma makes $10 per hour that she babysits her sister. Write an equation that shows the relationship between the total (y) she makes a the hours (x) she spends babysitting.
y=10x
3 (14+6)-22
56
33
27
Solve for y if x=10
y=10x
y=10(10)= 100
Subtract x from 5 then multiply the result by 2
2(5-x)
Antonio charges $15 for each car he washes. Write an equation that represents the relationship between the number of cars he washes (x) and the total amount of money Antonio makes (y).
y=15x
(9x9) + 7 + 54/9
94
102
100
Solve for y if x=7
y=15x
y=15(7)= 105