Solving linear equations and inequalities Quiz

1. Solve $4x-3=x+9$.

• A. $x=2$
• B. $x=4$
• C. $x=-4$
• D. $x=\frac{6}{5}$

2. Solve $2(x+3)=18$.

• A. $x=15$
• B. $x=3$
• C. $x=12$
• D. $x=6$

3. Solve $\frac{x}{3}+2=5$.

• A. $x=9$
• B. $x=\frac{7}{3}$
• C. $x=21$
• D. $x=1$

4. Solve $-2x<10$.

• A. $x<-5$
• B. $x>5$
• C. $x>-5$
• D. $x<5$

5. What is the largest whole number that satisfies $5x-4<21$?

• A. $5$
• B. $4$
• C. $3$
• D. $25$