Answer:
Step-by-step explanation:
.5x + .65y = 15 it is c
The gradient of the graph is 2.
Solution:
Let the points on the graph are (-2, 0) and (0, 4).
Here
.
Gradient of the graph:




Cancel the common terms, we get
Gradient = 2
The gradient of the graph is 2.
Answer:
21 cm
Step-by-step explanation:
The two pieces have a length ratio of 1 : 4, so the shorter piece is 1/(1+4) = 1/5 of the total length.
105 cm/5 = 21 cm
The shorter piece is 21 cm.
_____
We assume you can figure out how to write only the digits of the number.
The answer is 4.5 because you are multiplying 1.5 times 3 = 4.5