Help me quickly, please! I'll brainliest when I can :)
Answer:
See below
Step-by-step explanation:
[tex]2x+5=9\\2x=4\\x=2[/tex]
[tex]\frac{3}{2}x+1=10\\\\\frac{3}{2}x=9\\ \\3x=18\\\\x=6[/tex]
[tex]0.1x-0.2=0.8\\0.1x=1\\x=10[/tex]