Answer:
Solving for one variable and using that solution to find the other variable.
Step-by-step explanation:
So if i said y=3x-2 with another equation like 12y+4= -16
you would plug in y to the second equation making it 12(3x-2)+4=-16 then you would solve for x. I hope this helps
Answer:
If the darker, longer lines are going in units of one, then A is equal to -2.
Step-by-step explanation:
Answer:3+x
Step-by-step explanation:3*x
Answer: BC=5 in. is the correct answer.
Step-by-step explanation: