Answer:
2x-5= -20
move -5 to the other side
sign changes from -5 to 5
2x-5+5= -20+5
2x= -15
divide by 2 for both sides
2x/2= -15/2
cross out 2 and 2, divide by 2 and 2 and then becomes x
x= -15/2
Answer:
4/9
Step-by-step explanation:
You're welcome i worked it out on a piece of paper
Answer:
8/10 or 16/20
Step-by-step explanation:
hope it helps
Answer:2.5 m/s
Step-by-step explanation:
