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2 years ago

I WILL MARK BRAINLIEST

Mathematics

1 answer:

Leona [35]2 years ago

5 0

Answer: B

Step-by-step explanation:

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John had $21 to spend on 2 notebooks. After buying them he had $13. How much did each notebook cost?

Eva8 [605]

john had 21.00After buying 2 notebooks he had 13.00

21-13= 8 / 2 =4 each notebook cost 4 dollars.

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3 years ago

Noah says to find 20% of a number he divides the number by 5. Is this true explain your answer

Nutka1998 [239]

Answer:

yes

Step-by-step explanation:

note that 20% = $\frac{20}{100}$ = $\frac{1}{5}$

Hence to find 20% of a number, dividing the number by 5 is correct

20% of £30 = $\frac{30}{5}$ = £6

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3 years ago

Stuck on this problem

zysi [14]

step 2 would be 10

step 4 would be 10x-x = 9x =7

x = 7/9

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2 years ago

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14-21 in lowest terms

BaLLatris [955]

-7 is the answer to that

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3 years ago

Solve the following equation<br><br> 4=-3y-2

Mamont248 [21]

Answer:

y = -2

Step-by-step explanation:

Move all the unknown no. to one side:

4 + 2 = -3y

-3y = 6

Solve the equation:

y = -2

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3 years ago