Answer:

Step-by-step explanation:
Substitute 0 for y and solve to find the x-intercept.
Answer:
4
Step-by-step explanation:
To find the scale factor divide the new length by the original.
10/ 2.5 = 4
The scale factor is 4.
2(4)+2(6)=20cm^2 because opposite sites in a parallelogram are always the same length
Answer:
Infinite Solutions
Step-by-step explanation:
Could you possibly be more specific?what math problem did they solve? i can help but just be a little more specific so i can answer your question