Answer:
Step-by-step explanation:
x is the amount of hours it will take. Since he pays $30 per hour, your answer would be 30x + 525
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
For 13 a 0 degree line is a straight line
Answer: y = 1/4x - 4
Step-by-step explanation: write it in slope intercept form y = mx + b
Answer:
credit line but this is more of business not a math subject btw