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soldier1979 [14.2K]

3 years ago

5

Select two periods from the graph. Then calculate the rate of change (ratio of rise over run).

1 answer:

Readme [11.4K]3 years ago

7 0

Where's the graph????

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11. The regression equation y=2x + 8 represents how many minutes a sound will last after applying x pounds of pressure to the sy

Sidana [21]

Then y=2(4)+8
=8+8
=16

8 0

3 years ago

Mrs. Levi's class raised $217.35 in one-time donations for the library's new book collection. The class also had 4 people pledge

nexus9112 [7]

Answer: $817.35

Step-by-step explanation:

150x4 = 600

600+217.35 = 817.35

7 0

3 years ago

Arturo purchased a package of 50 blank CDs. After he used “x” CDs, he had “x” less than 50 CDs remaining. How many CDs did he ha

Katarina [22]

Answer:

19 Cds left.

Step-by-step explanation:

The question said he used 31 Cds, so 50 minus 31 is 19.

4 0

3 years ago

Six more than the quotient of a number and 9 equals 2

patriot [66]

Answer:

-36

Step-by-step explanation:

Express it in an equation:

6+(x/9)=2

-6 -6

x/9=-4

-36

5 0

3 years ago

If 9% of a number equals 5, find 36% of that number.

lakkis [162]

Answer:

20

Step-by-step explanation:

You can set this up in an algebraic equation:
.09x=5 which translates to 9% times a variable or unknown number equals 5
Divide both sides by .09 which turns to 55.5
Multiply by .36 to find 36% of that number which equals 20

8 0

3 years ago