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3 years ago

9

A dolphin was swimming 20 feet below the surface of the water. It descended 8 feet to catch a fish. What integer represents its

current depth?

1 answer:

Nimfa-mama [501]3 years ago

3 0

-28. It’s underwater which is -20 and went -8 more feet down.

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i need help answering this but also how to do it like step by step. i don’t understand this. (9 + 7x) - 7x

anyanavicka [17]

Answer: 9

Step-by-step explanation: so first you remove the ( ) because they’re useless in this then once you remove then Since two opposites add up to zero, remove them from the expression then you only get left with 9.

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3 years ago

Aaron is 6 years old, Beth is 9 years old and Charlie is 15 years old. They are going to share £5940 in the same ratio as their

Andre45 [30]

Answer:

$Aaron=1188$

$Beth=1782$

$Charlie=2970$

Step-by-step explanation:

From the question we are told that

Ratio 6:9:15

Total amount to e shared N=£5940

Generally the Ratio can divide the Total amount mathematically as follows

Ratio

6:9:15/3=2:3:5

Sum of ratio

2+3+5=10

For Aaron

$A=\frac{2}{10} *5940$

$A=1188$

For Beth

$B=\frac{3}{10} *5940$

$B=1782$

For Charlie

$C=\frac{2}{10} *5940$

$C=2970$

Check answer

$A+B+C=5940\\1188+1782+2970=5940$

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2 years ago

The slope, m, of a linear equation can be found using the formula m = , where the x- and y-values come from two ordered pairs,

Westkost [7]

The formula is y=mx + b, or rearranged would be m= y/x -b/x.

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3 years ago

3/4 part of a rope is 150m. find the length of 7/10 part of the rope

a_sh-v [17]

Answer:

140m

Step-by-step explanation:

3/4 = .75

x/.7 = 150/.75

multiply both sides by .7

x = 150/.75 * .7

x = 140m

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2 years ago

Miranda goes shopping for some new cowgirl boots to wear for her concert. She finds some that are $225.60, and they are on sale

Svetlanka [38]

Answer:

$180.48

Step-by-step explanation:

225.60 * .8 = 180.48

6 0

3 years ago

Read 2 more answers