Math Quiz - 7th grade

Write the algebraic expression of the following :

4 times a number is less than 7

• 7 + 4 m

• 4 b - 7

• 4p +7

• 7 - 4x

The next consecutive number ( y+1 )

• y

• y+2

• y+3

• y+4

simplify the following algebraic expression :

2 x n x 3 n

• 6 n ²

• 5 n

• 6 n

• 5 n²

Find the value of the following expression when n= 4 ,m=5

3 n - 2m + 7

• 16

• 14

• 9

• -5

Find the value of the following expression when f= 6 :


 $\frac{f}{2}$ - 12 - 2 f 

• - 21

• - 3

• 12

• 3

the coefficient of the second term is :

-3x - 6xy + 8x² - 10

• -10

• -6

• 10

• 6

A temperature of d degrees decreased by 6 degree

• $\frac{d}{6}$

• 6 - d

• 6 d

• d - 6