Linear Equations & Inequalities (Cambridge International IGCSE Mathematics): Exam Questions

Solve.

$\frac{x-2}{3}=3$

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

Solve the equation $6x-3=-12$.

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

Solve the equation.

$9f+11=3f+23$

$f$ = ...............................................

Write down the integer values of $x$ that satisfy the inequality $-3\leq x<1$.

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

$-7<4n\leq8$

Find the integer values of $n$ that satisfy the inequality $15\leq4n<28$.

Solve $30+2x=3(3-4x)$.

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

Solve the inequality

$3 x - 2 \text{less} \text{or} \text{equal} \text{than} \frac{2 ( 12 + 6 x )}{3}$

State the inequality represented by the number line.

Solve.

$4 ( 5 - 3 x ) = 23$

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

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 $18-2n<6n\leq30+n.$