Answer:
x = 54/7 y= -4/7
Step-by-step explanation:
3(x+7)+3(x+3)-4(x+3)
3x+21+3x+9-4x-12
2x+18 or 2(x+9)
Answer:
x =6
Step-by-step explanation:
The angles are alternate interior angles and alternate interior angles are equal
7x = x+36
Subtract x from each side
7x -x = x+36-x
6x = 36
Divide by 6
6x/6 = 36/6
x = 6
Answer:
Step-by-step explanation:
where is graph
Answer:
They help to visualize the problem
Step-by-step explanation: