exam
Maths Puzzle
Numerical Ability
if 3/5 is added to twice the reciprical of a number, the result is 1. find the number
Read Solution (Total 1)
3/5+2*1/x=1
2/x=1-3/5
x=5
so the no. is 5
10 years ago
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exam Other Question
solve the equation show all work
x^2 - 3x = 10
x^2 - 3x + 10 = 0
x(x-3 + 10) = 0
I have no idea how to finish this problem
Please help me perform the operation indicated. Thank
8/square root 7 - square root 2