Linear Equations & Inequalities (Cambridge (CIE) IGCSE International Maths: Extended): Exam Questions

Solve the equation

$\frac{y-3}{7}=\frac{2y+1}{5}$

$y=$................

Find the integer values of $n$ that satisfy this inequality.

$-7<4n\le 8$

Find the integer values of $n$ that satisfy the inequality  $15\le 4n<28$.

Solve  $30+2x=3(3-4x)$.  

$x$ = ................................................ 

Solve.

$4\left(5-3x\right)=23$

$x=$ ................................................ 

Solve the equation $\frac{2x+5}{3-x}=\frac{14}{15}$.  

$x=$................................................

Solve the equation.

$3(x-4)+\frac{x+2}{5}=6$   

$x$ = ..............................................

Find the integer values of $n$ that satisfy the inequality $18-2n<6n\le 30+n.$