Answer:
50
Step-by-step explanation:
as long as the 50 i did this in 5th grade
Answer: x<17.5
Subtract from both sides: x+2.5-2.5<20-2.5
Simplify the arithmetic: x<20-2.5
Simplify the arithmetic: x<17.5
Hope it helps!
1410
-6 times 5 is -30
47 times -30 is -1410