Question

pls solve the all questions

Answer 1

16. 4x
$16. \: 4x+5x + 6x = 30 \\ 15x = 30 \\ x = 30 \div 15 \\ x =2 \\ \\ fir st \: no. \: 4x = 4 \times 2 = 8 \ \\ second \: no. \: 5x = 5 \times 2 = 10 \\ third \: no. \: 6x = 6 \times 2 = 12$

Answer 2

4×2=8,5×2=10,6×2=12 hi your answer is there