Answer:
145 cm
Step-by-step explanation:
155 cm - 10 cm
7
-2d + 4 < 4
-2d < 0
d > 0
answer is b
Answer: x = 20, y = -15
Since we already know that , we can just substitute in that value of y into the other equation:
with the value of x, we can find the value of y: