The sum of 7 times a number 8 equals 2 use variable x for unknown number

Which is the product of 58 and 1,000? a. 0.058 b. 5,800 c. 58,000 d. 580,000

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)