5*10^3 * 5*10^7= 5*5 *10^3*10^7=25*10^10
Generally u are allowed to leave it as it is but if no
25*10^10=25 * 10000000000 = 250000000000
Here u are!
Answer:
No, they are not equivalent
Step-by-step explanation:

Answer:
3.5x+7
Step-by-step explanation:
divide your coeeficients by 4
Answer:
3 minutes per table
Step-by-step explanation:
15 minutes = 5 tables
to get how much it will be per table, divided both sides by 5
since 5 / x = 1 and x would be 5
15 / 5 minutes = 5 / 5 tables
3 minutes = 1 table