Answer:
B. 7.5
Step-by-step explanation:
Its the middle
Before he started he knew 10 vocabulary items. Hence, the y-intercept is (0, 10), 0 being the 0th day.
He learns 3 new words every day, so the slope is 3.
The equation is y = 3x + 10.
Answer:
Area= b*h
- 9*5=45km^2
Step-by-step explanation:
Answer:
The numbers increase by 10 (4*10=40) and then 100 (40*100=4000).
Step-by-step explanation:
The explanation is above. Hope this helps
Answer:
4 y^3 z^3 / x^2 or 4 x^-2 y^3 z^3
Step-by-step explanation:
Coefficient: 28÷7=4
x exponent: 2-4 = -2 if in numerator or 2 in denominator
y exponent: 3-0=3
z exponent: 7-4=3