Answer:
1. (4)x + y =50
2x + 4y =172
2. (1)x + y =8
150x + 50y =800
3. (1)x + y =20
25 + 10y =290
Step-by-step explanation:
Just trust me and its too much work explaining and im lazy so just ask your teacher or a friend if you can.
Answer:
0.9538
Step-by-step explanation:
The computation of the proportion of variation in labor hours is explained by the number of cubic feet moved is shown below:
Here the R^2 coefficient of determination, would be determined and applied the same
R^2 = 1 - SSE ÷ SST
= 1 - 123.97 ÷ 2685.9
= 0.9538
Answer:
A:x√ 7x² / 3
Step-by-step explanation: