x+5=12
7
1/2x+4=10
12
2(x+3)=10
2
Five more than a number is equal to twelve
x+5=12
A class has collected $40. They need a total of $100. How many $5 tickets do they need to sell?
40+5x=100
x=12 tickets
x−7=9
16
3/4x-2=7
12
3(x−2)=12
6
Three times a number is equal to fifteen.
3x=15
A school fundraiser goal is $150. They already have $90. How many $10 gift cards must they sell?
10x+90=150
x=6 gift cards
3x+4=19
5
5/6x+1=6
6
1/2(x+6)=8
10
Seven times a number decreased by two is equal to twelve
7x-2=12
A sports team has $75 saved. They want $195 total. How many $15 shirts must they sell?
75 + 15x=195
x=8 shirts
x+6−2=11
7
1/3x+6-2=10
18
4(2x−1)=20
3
The sum of twice a number and four is equal to ten.
A club needs $240 to pay for an event. They have already earned $96. How many $12 items must they sell?
96 +12x=240
x= 12 items
2x+5−3=15
6.5
2/3x+3-1=8
9
3(1/3x+5)-4=11
0
Five more than three times a number decreased by six is equal to fourteen.
3x+5−6=14
(Simplified: 3x−1=14)
A charity has raised $85. They need $205 total. How many $10 keychains do they need to sell?
85 + 10x=205
x=12 keychains