The sum of two numbers is 90. Their difference is 18. Find
the numbers.

36 & 54

Step-by-step explanation:

By Question :-

Let :-

According to 1st condition :-

x + y = 90

According to 2nd condition :-

x - y = 18

Adding the equations :-

2x = 18 + 90

2x = 108

x = 54

Therefore :-

First number = 54

Second number = 36

this doesn't make sense lol

step-by-step explanation:

the multiplicative inverse of a fraction a/b is b/a. for the multiplicative inverse of a real number, divide 1 by the number. for example, the reciprocal of 5 is one fifth 1/5 or 0.2, and the reciprocal of 0.25 is 1 divided by 0.25, or 4.