Chelsea wrote several equations and determined that only one of the equations has exactly one solution. Which of these equations has exactly one solution 4(x + 3) = 7x - 6

Find the value of a. the diagram is not to scale. a quadrilateral is drawn. the upper and lower sides are parallel. the interior angle in the upper left corner is labeled a degrees. the angle in the upper right corner is labeled 113 degrees. the angle in the lower right corner is labeled b degrees. the angle in the lower left corner is labeled 36 degrees. a. 36 b. 144 c. 54 d. 126

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

For what is the measure of the angle at the top of the shed? a. multiplication of areas b. squaring of areas c. addition of areas d. division of areas