Answer:
-1
Step-by-step explanation:
x - 1x - 1
1x = x
x - x -1
x - x = 0
0 - 1 = -1
-1
Answer:
a. 20
b. 5
Step-by-step explanation:
The scale factor is 5 because 6×5=30
a. 4×5=20
b. 25÷5=5
Greetings!
Convert both terms into improper fractions:

Find the LCM.

Simplify.

Convert to Mixed Number.

The second answer would be correct.
Hope this helps.
-Benjamin
See attached graph.
The y-intercept is (0, 1), since the line is at that point when it intersects with the y-axis.
The common ratio is 1/4, since the y value multiplies by 1/4 for each unit on the x-axis.