Answer:
(x, y, z) = (-4, 2, 1)
Step-by-step explanation:
See the attachment for the output of a calculator that produces the reduced row-echelon form of the matrix.
The [x, y, z] result vector is the column on the right.
(x, y, z) = (-4, 2, 1)
_____
Numerous web sites are available for computing the row-reduced form of the matrix, or for solving the system of equations. Your graphing calculator will do it as well.
Answer:
x = 18.5
Step-by-step explanation:
Multiply 5 and 3.7.
Which equals 18.5.
Check: 18.5 / 3.7 = 5.√
58…
Explanation:
I’m confused, either you worded it wrong, or this is the easiest question ever. The question says “58 of the student are boys. How many students are boys?”
Step-by-step explanation:
Pythagoras' theorem shows that a^2+b^2=c^2. Not sure how else to help here.