Question

Twenty more than half a number is 70. What is the number

Answer 1

n = 100

Explanation:

20 + 1/2n = 70

subtract 20 from both sides

1/2n = 50

multiply both sides by the reciprocal of 1/2 which is 2

n = 100

hope this helps

Answer 2

100

Explanation:

we start by subtracting 20 from 70, which is 50

we double 50 to get 100