Graph the following points on a number line:
-2 -5.5 0 3.5 7
(Show your number line)
100
Combine like terms:
6a-2a²+4a-a²
10a-3a²
100
Find the difference:
4-5
-1
100
Find the product:
5(-7)
-35
100
6(2+u)
12+6u
200
What is the opposite of -13?
13
200
Combine like terms:
p²+4p+5p²-2
6p²+4p-2
200
Evaluate the expression:
2-(-3)-6
-1
200
Simplify:
-2(5)(-m)(-m)
-10m²
200
(9-5a)4
36-20a
300
Evaluate the expression:
|4|
4
300
Combine like terms:
2n-3-n²
already simplified
300
Find the difference:
5.4-(-3.8)
9.2
300
Evaluate for the given variable:
3(-4)(n) when n=-3
36
300
-2(x-6)
-2x+12
400
Evaluate the expression:
|-17|
17
400
Combine like terms:
4y-3y
y
400
Find the terms in the expression:
9-28x
9 and -28x
400
True or false?
(-a)(-b)=(-b)(-a)
true- commutative prop.
400
Re-write the expression without parentheses:
-(6y-5)
-6y+5
500
A parachutist descends at a rate of about 17 feet per second. What is the parachutist's velocity?
velocity= -17 ft./sec.
500
A company had the following profits and losses over a 4-month period:
April: $3,515
May: $5,674
June: -$8,993
July: -$907
Did the company make an overall profit or loss? By how much?