Answer:
The expression = -75
Step-by-step explanation:
Evaluate: Enter a number for each variable.
−x2+7(y+2)−1
x=
5
y=
-9
Evaluate for x=5,y=−9
−52+7(−9+2)−1
−52+7(−9+2)−1
=−75
Answer:
Karen walked faster than Bob
Step-by-step explanation:
Both 3x and 9 are a multiple of 3, so we can factor out a 3:
3x + 9 = 3 (x + 3)
Answer:
Jack
Step-by-step explanation:
convert the fractions to decimals to determine the person that painted the larger part of the wall
5/8 = 0.625
7/12 = 0.583
the fraction Jack painted is larger.