3 years ago

Plssss can someone help

Mathematics

1 answer:

Bond [772]3 years ago

5 0

Answer:

Step-by-step explanation:

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George wishes to increase the percent of acid in 50 ml of a 15% acid solution in water

PtichkaEL [24]

Answer:

screw this question

Step-by-step explanation:

To change from 15% to 25% he needs to add 10%.

If the solution is 50ml then he needs to add 10% which is 5ml... But if he adds 5 ml then the solution will be 55ml total, so that doesn't make sense. He has to take some of the solution that's not acid before adding the 5ml...

3 0

2 years ago

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6r+7=13+7r show work please

yulyashka [42]

Answer:

r=-6

Step-by-step explanation:

6r-7r=13-7

-r=6

r=-6

8 0

4 years ago

Weight of 8 bags of sugar is 400 kg. The weight of 30 such bags will be ------------------------------------

Aliun [14]

Answer:

1500 kg

Step-by-step explanation:

8 bags = 400 kg

1 bag = 400/8

= 50 kg

30 bags = 30×50

= 1500 kg

4 0

3 years ago

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What’s V= L times H for W

Scilla [17]

Step-by-step explanation:

It could be

V= L×B×H

Hope it helps

7 0

3 years ago

How do I solve for x?<br> -3x+7=1

inna [77]

Answer:

x=2

Step-by-step explanation:

-3x+7=1

subtract 7 from both sides: -3x+7-7=1-7

simplify: -3x=-6

divide both sides by -3: $\frac{-3x}{-3}=\frac{-6}{-3}$

simplify: x=2

4 0

3 years ago

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