The equation would look like
Y=-4x+7
Y=mx+b
withdraws are negative
online bills are negative
deposits are positive
1239.45 -80 + 689.65-212.80-55-49.76-110.35=
1241.19
The answer is obviously 100 that was so easy
Answer:
coefficent matrix
Step-by-step explanation:
P. 366
"If the column of constant terms is not included, the matrix reduces to that of the coefficent matrix of the system"
-1 -3 -1
9 -9 -1
-1 -3 4