AnswersCommon Core Math 7 - MA3107 CRPercent Increase and Decrease

Adding and Subtracting Expressions Answers

1 verified answers
3

Keiko sold 3 less than three-fourths of his sister’s sales. Which expression represents what Keiko sold?

A
Three-fourths x minus 3
Option A
B
Three-fourths x + 3
Option B
C
3 x + three-fourths
Option C
D
3 x minus three-fourths
Option D
5

After substituting, what is the first step when evaluating when ?

Question illustration
A
Multiply 3 by 5
B
Add 5 and 3
C
Subtract 4.2 from 5
D
Add 3 and 4.2
7

In the expression , what are the coefficients?

Question illustration
A
Negative four-fifths and 6
Option A
B
StartFraction 7 over 9 EndFraction and negative 6
Option B
C
StartFraction 7 over 9 EndFraction and Negative StartFraction 4 over 5 EndFraction
Option C
D
StartFraction 7 over 9 EndFraction and 6
Option D
9

Kari bought 3 boxes of cookies to share with a book club. Each box contains 12 cookies. The expression represents the number of cookies that each person, p, can have if the cookies are divided equally. Which evaluations of the expression are correct? Select three options.

Question illustration
A
If , then each person would get 6 cookies, with 4 cookies left over.
Option A
B
If , then each person would get 5 cookies, with 1 cookie left over.
Option B
C
If , then each person would get 4 cookies, with 3 cookies left over.
Option C
D
If , then each person would get 3 cookies, with 6 cookies left over.
Option D
E
If , then each person would get 3 cookies, with 3 cookies left over.
Option E

Did you find these answers helpful?

Adding and Subtracting Expressions Answers —…