Understanding balance (1 step)
X+7=3
x=-4
4 - 2x = 18
x=-7
2(x+4)=8
x=0
(4/7)x + 2/7 = 5/7
x=1
A train is traveling at a speed of 60 km per hour. How far will it travel in 4 hours?
240 km
X-6=5
x=11
7x/2 = 21
x=6
-3(x-7)=-5
x=26/3
(3/4)x - 2/3 = 5/6
x=10
A store is having a sale with 25% off all items. If a shirt originally costs $40, what is the sale price?
$30
3x=30
x=10
3x + 5 = 14
x=3
4(x+2)=2(x-3)
x=-7
(5/6)x - 1/3 = 1/2
x=1
A family shared 3 pizzas equally among 6 people. How many pizzas did each person receive?
1/2 pizza
x/2=10
x=20
3(x + 2) - 4 = 14
x=4
3(4x-3)=5(-2x+6)+2
x= 41/22
(2/5)x + 3/10 = 7/10
x=1/3
A rectangular garden has a length that is 3 times its width. If the perimeter is 56 meters, what are the dimensions of the garden?
Length: 42 meters, Width: 14 meters
2/x = 10
x= 1/5
3(2x + 1) - 5 = 16
x=2
8(3x-12)=12x
x=8
(1/2)x + 1/4 = 3/8
x=-1/4
The sum of two numbers is 45. If one number is 15 more than the other, what are the numbers?
30 and 15