Equations
Solve for x: x+5=12
X=7
3/8 + 1/8
1/2 or 4/8
Simplify: 3(x + 4)
3x+12
1/2 x 3/4
3/8
Maria had $15. She spent $8 on lunch. How much money does she have left?
$7
Solve for y: 3y = 21
Y=7
5/12 - 1/12
4/12 or 1/3
Simplify: 5(2y - 3)
10y-15
2/3 x 4/5
8/15
The temperature at 6 a.m. was −3°F. By noon, it rose by 10°F. What is the temperature at noon?
7°F
Solve for x: 2x + 3 = 11
X=4
2/5 + 3/10
7/10
Simplify: 4(3z + 5)
12z+20
3/5 x 10/9
2/3 or 30/45
A hiker starts at an elevation of 1,200 feet above sea level. She descends 350 feet and then climbs up 500 feet. What is her current elevation?
1,350 feet
Solve for y: 4y - 5 = 19
Y=6
7/9 - 2/3
1/9
Simplify: 6(2x + 7)
12x+42
1/2 divided by 2/3
3/4
Jake owes $40 to his friend. He pays back $15 one day, then another $10 the next day. How much does he still owe his friend?
$15
Solve for z: z/3 + 7 = 16
z=27
5/6 + 3/4 - 1/2
5/12
Simplify: -2(3a - 5)
-6a+10
2/6 divided by 2/4
8/12 or 2/3
A small business loses $45 on Monday, makes $60 on Tuesday, loses $25 on Wednesday, and then makes $40 on Thursday. What is the total profit or loss for the business over these four days?
$30