Solve the equation for the indicated variable.ay - 7 = 8ay - b for y

A.
B.
C.
D.


Answer: B

Mathematics

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Solve the problem.Jill took five courses this semester, each for four credit hours. She received a  a B+ (3.5 points), an A (4 points), and a B+ (3.5 points) in four of the courses. If her GPA is 3.4, what was her grade in the fifth course?

A. B+ (3.5 points) B. D (1 point) C. B (3 points) D. C+ (2.5 points)

Mathematics

Find the flux of the curl of field F through the shell S.F = (x-y)i + (x-z)j + (y-z)k; S is the portion of the cone z = 4 below the plane z = 4

A. - 4? B. - 2? C. 4 D. 2?

Mathematics

First rewrite the quadratic function in standard form by completing the square, then find any x-intercepts and any y-intercepts.f(x) = x2 + 12x + 36

A. x-intercepts: 6; y-intercept: 36 B. x-intercepts: -6; y-intercept: 36 C. No x-intercepts; y-intercept: 72 D. x-intercepts: -6; y-intercept: 72

Mathematics

Multiply. ? 

A. 9x
B. 14x
C.
D.

Mathematics