Which statements are true regarding the system of equations? Check all that apply. 4 x + 5 y = 15. 28 x + 35 y = 105. The lines coincide. The lines are parallel. The slopes are equal. The y-intercepts are different. The y-intercepts are the same. The system has an infinite number of solutions. The system has no solution. The system has one solution.

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18

In the diagram, gef and hef are congruent. what is the value of x