Write an algebraic expression for:
13 more than the product of 2 and j
2j + 13
2 x 32 - 7
11
Name the sets that -4.5 belongs to.
Rational, real
- 9 - 27
-36
x + (-9) = 12
x = 21
Write an algebraic expression for:
8 less than the quotient of 4 and p.
4/p - 8
9 - (3 + 1)2
-7
Name the sets that the square root of 36 belongs to.
Natural, whole, integer, rational, real
- 8 + 50
42
Is the equation true, false, or open?
2x + 7 = 21
Open
Simplify the expression.
(0.5)2
0.25
5 + 4(8-6)2
21
Which property is illustrated:
9 + (-3y) = -3y + 9
Commutative property of addition
- 6 - (-3)
-3
Is the equation true, false, or open?
1 + 7 x 2 = 16
False
Evaluate the expression if a=4 and b=7.
b2-5a
29
42 + 8 / 2
20
Name the property illustrated.
7 + (8 + 9) = 7 + (9+ 8)
Commutative property of addition.
(-3) (-5) (-2)
-30
Is the equation true, false or open?
-6 (2) + 10 = -15 + 7 + 6
True
Evaluate if a=4 and b=7.
7a + b
35
2 + 6 x 8 / 4
14
Name the property illustrated.
a x 0 = 0
Zero property of multiplication
-1,200 / -30
40
Is the equation true, false, or open?
5 + 7 x 3 - (-15) = 50 - 20 x 2 + 31
True