Solve the following system of equations

-2x + y = 1

-4x + y = - 1

Find the area for a triangle that has a base of 24 inches and a height of 4 inches 24 in. 48 in 96 in2 28 in2 cannot be determined

Using the equation y=ax^2+bx+c to represent a parabola on a graph, which statement is true? 1) If b is negative, the parabola opens downward 2) If a is negative, the parabola opens upward 3) If a is positive, the parabola open upward 4) If c is

How do find the absolute of - 54

A real world solution for 4.5n+2.5=19

Parks spent 1/3 of his money on a sweater. He spent 3/5 of the remainder on a pair of jeans. If he has 36 left, how much did the sweater cost?

What is the y-intercept of y = 1 + 6x?

A class of 20 music student say they play instruments 8 play guitar and 9 play piano how many people play both

Find the center and radius of (x + 9) ^2 + (y + 6) ^2 = 9. a: (-6, 9); 3 b: (-9, - 6); 3 c: (9, 6); 3 d: (-6, - 9); 9

A boy walks 1000 m at an average speed of 4 km / h and then runs 22 km in 10 minutes. A) Calculate his time in minutes he takes to walk the I000 m B) his running speed in kilometres per hour C) his average speed for the whole distance

Solve for x. 5 1/4 + x + 6 5/6 + 4 2/3 = 22 1/6 A. 5 5/12 B. 6 1/2 C. 6 7/12 D. 7 1/2