Linear Equations & Inequalities (Cambridge (CIE) O Level Maths): Calculator Questions

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 $\frac{3-k}{4}=1$

 Solve $3(x–5)=5x–7$.

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

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 $18-2n<6n\le 30+n.$