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Laabri

Forming Equations

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Last updated over 3 years ago
15 Nsɛmmisa

Create equations for the following situations.

Do not solve them.

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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

If two consecutive integers have a sum of 127, find the numbers.

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2.

When a number is doubled and then increased by 7, the answer is 19. Find the number.

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3.

If three consecutive integers add to 27, find the smallest of them.

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4.

When a number is subtracted from 11, the result is 6 more than the number. Find the

number.

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5.

When a number is decreased by 3 and the result is doubled, the answer is equal to the

original number. Find the number.

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6.

When one half of a number is added to one-third of a number, the answer is 30. Find the number.

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7.

I have 25 coins in my pocket all of which are 5 penny or 20 penny coins. If their total value is $2.90, how many 5 penny coins do I have?

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8.

Onions cost 25 cents each whereas peppers cost 35 cents each. If I buy 5 more onions than peppers and the total bill is £545, how many onions did I buy?

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

Our club shirts are available in two sizes: small shirts cost $27 each and large shirts cost $31 each. Last week a total of 14 shirts were sold with a total cost of $398. How many of each shirt size was bought?

Asemmisa {{asɛmmisaAhyɛnsode}}
10.

The sum of two numbers is 12. When one number is subtracted from three times the other, the result is 5. Find the numbers.

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11.

Two numbers differ by 3. Twice the smaller number is added to the larger number and the result is 14. Find the numbers.

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12.

3 consecutive even integers are such that the sum of the smaller two equals six more than the largest one. Find the integers.

Asemmisa {{asɛmmisaAhyɛnsode}}
13.

A man is currently 4 times as old as his son. In 4 years from now, he will be three times as old as his son will be then. How old is his son now?

Asemmisa {{asɛmmisaAhyɛnsode}}
14.

At present Phil is 8 years older than Bob. If Phil was one year younger, his age would be double Bob’s present age. How old is Bob?

Asemmisa {{asɛmmisaAhyɛnsode}}
15.

In 5 years’ time, Pam will be twice as old as Sam was two years ago. Pam is 8 years older than Sam. How old is Sam?