Answer:
3. they are both equvilent.
4. onl makes a right angle and mnl makes an upside down right angle.
5.makes a definition.
Step-by-step explanation:
Answer:
w=2
Step-by-step explanation:
-14w + 21 = 1 - 4w
-10w + 21 = 1
-10w = -20
w = -20/-10
w=2
The correct answer is D, 146 inches.
7 x 12 = 84
4 x 12 = 48
84+48+4+10 = 146