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Tricky situations
Spiral Review
100
the sum of 2 and a number x
2 + x
100
five more than a number k is 12
k + 5 =12 k = 7
100
the difference of a number and 22
x - 22
100

one taken away from the product of four and a number is 11

4x - 1 = 11


100

Evaluate 

r + 14 at r = 13 

27

200
7 more than a number
n + 7
200
the product of a number and 6 is 30
6x = 30 x = 5
200
5 less than three times a number
3x - 5
200

six plus the quotient of a number and 2 is 10 

6 + x/2 = 10

200

combine like terms

-2x + 11 + 6x

4x + 11

300
the difference of a number and 6
n - 6
300
the difference of a number w and 11 equals 35
w - 11 = 35 w = 46
300
5 more than twice a number
5 + 2x
300

nine is equal to a number divided by -3 increase by 5

9 = x/3 +5

300

combine like terms

n + 4 - 9 - 5n

-4n - 5

400
the quotient of a number and 5
n / 5
400
the quotient of 12 and a number equals 3
12/x = 3 x = 4
400
the quotient of twice a number and 12
2x / 12
400

11 multiplied by the quantity of 8 minus a number is equal to -99

11 (8-x) = -99

400

evaluate 2x2+ 5x -7 for x = 2

11

500
18 less than a number
n - 18
500
three more than twice a number equals 15
3 + 2x = 15 2x = 12 x = 6
500
the difference of 22 and the square of a number
22 - m^2
500

the product of 2 and the sum of 5 and a number is 8 

2(5+x) = 8 

500

what type of number is 65.4279 with a line over it?

Real and Rational