Integers
-3 + -10 = ?
-13
10x +5x = ?
15x
x - 2 = 1
x = 3
Find the unit rate: 360 miles in 6 hours
60 miles in 1 hour
What is the definition of an acute angle?
Less than a 90 degree angle.
5 - 10 = ?
-5
6n - 7n - 4 + n = ?
-4
-2 = p + 1
p = -3
44 / p = 11 / 5
p = 20
If a right triangle has a 30 degree angle, then what is the missing angle? (Triangles add up to 180)
60 degrees
-8 x 9 = ?
-72
4(x + 7) = ?
4x + 7
-32 = -4b
b = 8
41 / x = 5 / 2
x = 16. 4
What is the supplementary angle of the angle 140 degrees.
40 degrees
-36 ÷ -12 = ?
3
2(x + 3) + (3x + 1) = ?
5x + 7
-4w - 6 > 22
w < -7
x / 13 = 18 / 39
x = 6
What is the circumference of the circle if the diameter is 10 meters? (C= pi x d )
d= 31.4 meters
81 ÷ -9 + 17 = ?
8
(9x + 5) - (6x - 8) = ?
3x +13
12 < (t + 8)-2
t <-14
6 / 25 = d / 30
d = 7.2
What is the area of the circle if the radius is 12 cm? ( A= pi x r2 )
A = 453.16 cm2