Solve the equation.6x - (3x - 1) = 2

A.
B.
C.
D.


Answer: B

Mathematics

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Find the flux of the vector field F across the surface S in the indicated direction.F(x, y, z) = 9xi + 9yj + 9zk , S is the surface of the sphere x2 + y2 + z2 = 4 in the first octant, direction away from the origin

A. 24? B. 36? C. 0 D. 72?

Mathematics

Simplify.85.4 - 2.2(0.41 + 20.6)

A. 63.898 B. 131.622 C. 39.178 D. 104.21

Mathematics

The loudness L(x), measured in decibels, of a sound of intensity x, measured in watts per square meter, is defined as  watt per square meter is the least intense sound that a human ear can detect. Determine the loudness, in decibels, of the sound.A particular Boeing 747 jetliner produces noise at a loudness level of 113 decibels. Find the intensity level (round to the nearest hundredth) in watt per square meter for this noise.

A. 0.20 watt per square meter B. 0.80 watt per square meter C. 0.40 watt per square meter D. 0.10 watt per square meter

Mathematics

Find all square roots of the number.324

A. 19, -19 B. 18, -18 C. 20, -20 D. 36, -36

Mathematics