Goa Board Solutions for Chapter: Linear Equations in One Variable, Exercise 6: EXERCISE

Solve the equation $\frac{8\mathrm{x}-3}{3\mathrm{x}}=2$.

Solve the equation $\frac{9\mathrm{x}}{7-6\mathrm{x}}=15$

Find the value of $z$: 

$\frac{z}{z+15}=\frac{4}{9}$

Solve the equation $\frac{3\mathrm{y}+4}{2-6\mathrm{y}}=\frac{-2}{5}$.

Solve the equation $\frac{7\mathrm{y}+4}{\mathrm{y}+2}=\frac{-4}{3}$.

The ages of Hari and Harry are in the ratio $5:7.$ Four years from now the ratio of their ages will be $3:4$. Find their present ages.

The denominator of a rational number is greater than its numerator by $8.$ If the numerator is increased by $17$ and denominator is decreased by $1,$ the number obtained is $\frac{3}{2}.$ Find the rational number.