Answer:
a = - 3
Step-by-step explanation:
The equation has common factors x(x + 3) on both sides
For the 2 sides of the equation to be equal, then the factor
(x + a) = (x - 3) and by comparison
a = - 3
Answer:
B
Step-by-step explanation:
When you look at the model, you see that the bottom of the shape is square. So looking at the flat model, which one is thhe one with a square as a base. B does.
2.74 - (-19.4) = 22.14, so the freezer is 22.14°c colder. I hope that helps!
Answer:
m = -16.6
Step-by-step explanation:
- 6.85 + m/4 = -11
Add 6.85 to each side
- 6.85+6.85 + m/4 = -11+6.85
m/4 =-4.15
Multiply each side by 4
m/4*4 = -4.15 *4
m = -16.6
