Misconceptions Question Preview (ID: 27720)


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Simplify a + b
a) a + b
b) ba
c) ab
d) 2ab

Simplify the expression 2 x + 3
a) 5x
b) 2x + 3
c) 5
d) none of these

I think of a number add 5 to it . what is the correct expression?
a) 5
b) don't know
c) x + 5
d) none

solve the equation 15 - 3x = 6
a) x = 3
b) x = 2
c) x = 7
d) x =1

I think of a number and double it. what is the correct expression
a) 2 x
b) x
c) don't know
d) none

solve the equation. -6 x = 12. what is the value of x?
a) 2
b) 12
c) 6
d) - 2

what is the value of 3(x + 4)
a) 3 x X + 4
b) x + 4 x 3
c) 3x + 12
d) none

simplify 3p + 2q
a) 5pq
b) 5 +pq
c) none of these
d) 3p +2q

evaluate 3p x2 when p = 1
a) 6p
b) 6
c) 5p
d) 5

I think of a number and subtract 1 from it. what is the correct expression?
a) a - 1
b) 1
c) none of these
d) 0

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