Question

Please help !! Write an equation that may be used to solve the problem below and then solve equation
Army's monthly rent is one fourth of her monthly income. If her monthly rent is $1200, how much is her monthly income ?

Answer 1

Rent = 1/4 income
r= 1/4 i
1200 = 1/4 i
Multiply both sides by 4
1200 * 4 = 1/4i * 4
i= 4800
Her income is $4800