Write an expression that repersents the sum of r and 7

the answer is c.

for continuous functions, they continue in the same pattern and you have to find that pattern kinda like slope

yes

step-by-step explanation:

yes

you need to give us more information since we can't answer

actually your concept is wrong

step-by-step explanation:

150% of x =300

150x=300×100

x=(300×100)÷150

x=200