Use substitution to solve the system of equations. y = 4x 2x − y = −8 a. (4, 1) b. (4, 16) c. (2, −8) d. (−8, −2)

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?

The length of an intercepted arc of a central angle of a circle is 4 cm. if the radius of the circle is 5 cm what is the measurement of the central angle to the nearest whole degree