Can someone help me?? The question is in the pic

Answer:
first one has 1 solution, second one have infinity solutions, third one has no solutions and the last one has 1 solution
Step-by-step explanation:
Answer:
Step-by-step explanation:
One solution:
[tex]\frac{1}{5}f-\frac{2}{3 }= \frac{-1}{5}f+\frac{2}{3}\\\\[/tex]
4a -3 +2a = 7a - 2
Infinitely many solution:
-1.7v + 2.8 = 1.4v-3.1v + 28
No solution: