Question 1

4 less than a number doubled is written as...

Accepted Answer

$2n - 4$

Answer

$2( n - 4 )$

Answer

$4 - 2n$

Question 2

Eight is subtracted from half of a number...

Accepted Answer

$\frac{n}{2}-8$

Answer

$\frac{1}{2}(8 - n)$

Answer

$\frac{1}{2}(n - 8)$

Answer

$8-\frac{n}{2}$

Question 3

A number squared is added to 15...

Accepted Answer

$x^{2}$+ 15

Answer

$( x + 15)^{2}$

Answer

$2( x + 15 $)

Answer

$2x + 15$

Question 4

The result of a number added to 4 is doubled...

Accepted Answer

$2( n + 4 )$

Answer

$2n + 4$

Answer

$n + 2(4$)

Answer

none of these

Question 5

A number subtracted from ten is divided by 4...

Accepted Answer

$\frac{10-n}{4}$

Answer

$\frac{n-10}{4}$

Answer

$10-\frac{n}{4}$

Answer

$\frac{n}{4}-10$

Question 6

A number tripled is taken away from twelve...

Accepted Answer

$12 - 3x$

Answer

$3(12 - x)$

Answer

$3(x - 12)$

Answer

$3x - 12$

Question 7

15 is subtracted from the result of a number squared divided by 3...

Accepted Answer

$\frac{x^{2}}{3}-15$

Answer

$(\frac{x}{3}-15)^{2}$

Answer

$\frac{2x}{3}-15$

Answer

$15-\frac{x^{2}}{3}$

Question 8

The result of a number subtracted from 2 is divided by 2...

Accepted Answer

$\frac{2-n}{2}$

Answer

$\frac{n-2}{2}$

Answer

none of these

Answer

$\frac{n}{2}-2$

Question 9

The result of 7 subtracted from a number doubled is equal to -8

Accepted Answer

$2(n - 7) = -8$

Answer

$2n - 7 = -8$

Answer

$n^{2}-7 = 8$

Question 10

the result of a number squared added to the number doubled is subtracted from 1

Accepted Answer

$1-(n^{2}+2n)$

Answer

none of these

Answer

$n^{2}+2n-1$

Answer

$1-n^{2}+2n$

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