Which equation is equivalent to the equation below, when solved for y?
2(x + y) - z = 2x + z
A.) y = 1
B.) y = z
C.) y = 1 + 4x
D.) y = z + 4x
Solve the equation x² + 6x = -11/4
A.) x = -3 and 2
B.) x = -2 and 3
C.) x = 1/2 and -11/2
D.) x = -1/2 and -11/2
A ball was thrown upward into the air. The height in feet of the ball, above the ground, t seconds after being thrown can be determined by the expression -16t² + 40t + 3. What is the meaning of the 3 in the expression?
A.) the ball took three seconds to reach its maximum height
B.) the ball took three seconds to reach the ground
C.) the ball was thrown from a height of three feet
D.) the ball reached a maximum height of three feet
An equation is shown.
16x² + 10x - 27 = -6x + 5
What are the solutions to the equation?
A system of equations is given.
y = x² - 9
y = -2x - 1
What is one solution to the system?
Algebra 1 State Test Practice Archives