Answer:
x=4 y=8
Step-by-step explanation:
y=2x
y=12-x
Substituiting y value from first equation into second equation.
2x=12-x
3x=12
x=4
y=2(4)=8
y=12-4=8
Answer:
7 B - 50
Step-by-step explanation:
False. Perpendicular lines run beside each other not through each other.
Answer:
Jamal has 2.5 feet of yarn
Step-by-step explanation: