Answer:
{}
Step-by-step explanation:
The given system of equations is;
and
We rewrite the equations in the standard form to get:
We now substitute equation (3) into equation (4) to get:
Group similar terms:
Divide both sides by 2
This implies that:
Therefore the solution set is:
{}
Answer: 3z+6
Step-by-step explanation:
(3) (z+2)
(3) (z)+(3) (2)
3z+6
Answer:
132
Step-by-step explanation:
132 is between 110 and 140. 122 is also divisible by 12.
(y-15)(y+15) if you do (y+15)^2, then that'll be y^2 + 225