Which expression is equivalent to (2x^2 + 4x – 7)(x – 3)?
a. x(2x^2 + 4x – 7) + 3(2x^2 + 4x – 7)
b. x(2x^2 + 4x – 7) – 3
c. –3x(2x^2 + 4x – 7)
d. (2x^2 + 4x – 7)(x) + (2x^2 + 4x – 7)(–3)

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

If a line is defined by the equation y = 5x + 2, what is the slope?

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.