Answer:
Step-by-step explanation:
There is a missing operator in the second equation.
If the equation is 4x - 8y = 4, then the system is dependent. The second equation is a non-zero multiple of the first.
Answer:
10
Step-by-step explanation:
2.755778 lbs or round to 2.76 or 3 depending on the question
Answer:
x=2; the extraneous root x=42.
All the details are in the attached picture, the answer is marked with red colour.
Answer:
144 ft^2
Step-by-step explanation:
property of 45-45-90 triangle: side lengths are 12rt2
12rt2*12rt2/2=144
