First you bring the x to one side so u subtract 4x from 7x and you get the new equation as -9=3x+12 then you just solve and you get x is equal to -7
Answer:
4x+12
Step-by-step explanation:
4(x+3)=4x+12.
You use the distributive property by multiplying both numbers in the parentheses by 4
Answer:
initial value=2
rate of change=1
Step-by-step explanation:
rate of change=(3-2)/(1-0)=1
Answer: 2?
Step-by-step explanation: