Answer:
180 mm
Step-by-step explanation:
height : cases
105 : 7
constant of proportionality = 105/7
height of 12 cases = 12 x 105/7 = 180 mm
2x + x - 1 x
= ------------------ * ---------
x(x - 1) 8
3x - 1
= --------------
8x - 8
34,590 because even if 0 engines are made, then 34,590 is still expected as a base price
Hi there! The word "difference" means to subtract. -2 - -6=4. Therefore, it would be the last one.
Answer:

Step-by-step explanation:

Distribute x through the parentheses


Hope I helped!
Best regards! :D