Expressions with variable

This is algebra. Let n represent an unknown number and write the following expressions:

1. 4 times the sum of 7 and the number x
2. 4 times 7 plus the number x
3. 7 less than the product of 4 and the number x
4. 7 times the quantity 4 more than the number x
5. 4 times the quantity 7 less than the number x

Correct answer:

a = 4(7+x)
b = 4*7+x
c = 4*x-7
d = 7(4+x)
e = 4(x-7)

Step-by-step explanation:

b=4 7+x
c=4 x7

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