Question

Which of the following is not an expression with numbers only ?
a) 2 × (3 + 4)
b) (2 + 3) × 4
c) 2 × 3 + 4 × 5
d) 2x + 1
If Apala’s present age is x years, what will be her age in years after 20 years from now ?
a) x + 20
b) x – 20
c) x/20
d) 20x
The expression for ‘ 1 subtracted from 2p ’ is ________________ *
1 point
a) 2p – 1
b) 2p + 1
c) 1 – 2p
d) -2p -1

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

1. 2n+1  2. n+20  3. 2p-1

Step-by-step explanation: