13+(-25)
-12
Simplify x + 2x + 3x + 4x
10x
Simplify 18/36
1/2
Classify as true or false.
5w+1=11, if w=2
False
Convert 0.7 m into mm
700 mm
-5 x (-12)
60
Expand 3 ( x + 5 )
3x + 15
Convert this mixed numeral to an improper fraction: 4 7/9
43/9
8u+2=66
u=8
Perimeter of a square with a side length of 0.3 km
1.2 km
Use the correct order of operations to evaluate:
46 - 5 x 12 - (2 - 5 x 2)
4
3a + 11b
2/5 divided by 6/10
y=8
Area of a triangle with a base of 12mm and a height of 4mm
24 mm2
Evaluate the following if x=5 and y=-3:
6x-3y
39
3a x b x 4a
12a2b
2/5 + 3/10 + 4/15
29/30
60=3y+2(y+5)
y=10
54 m2
There are two distinct pairs of numbers whose product is -6 and difference is 5. What are the two pairs of numbers?
-2, 3 or -3, 2
Expand & Simplify 3 ( x - 2 ) + 6 ( x + 4 )
9x + 18
8 7/12 - 4 7/9 + 2 1/3
6 5/36
A number is doubled, then 3 is added and the result is doubled again. This gives a final result of 34. Was is the original number?
x=7
A wall has three square holes cut into it to allow for windows. The wall has a height of 2.4m and a length of 6m. The square has side length 1.2m. What is the remaining area?
10.08 m2