book Maths Puzzle Numerical Ability

classify the given numbers as real and rational, real and irrational, or complex

(80)^1/5

Read Solution (Total 0)

book Other Question

i apologize ahead of time if this is in the wrong cat.
how do you write an equation for this problem?
the sum of a number and five times the number??
when i see it my mind goes blank
any help would be appreciated
How would you solve the following problems:

3(-2-3x)=-9x-4
5/2t-t=3/2t+3