the equation of a circle is x2+4x+y2−10y+13=0 .
what is the equation of the circle in standard form?
(x+4)2+(y−25)2=25
(x+4)2+(y−25)2=16
(x+2)2+(y−5)2=16
(x+2)2+(y−5)2=25

Solve the system by the elimination method. 3x - 2y - 7 = 0 5x + y - 3 = 0 to eliminate y, the lcm is 2. which of the following is the resulting equations? 1.3x - 2y - 7 = 0 5x + y - 3 = 0 2.3x - 2y - 7 = 0 -10x - 2y + 6 = 0 3.3x - 2y - 7 = 0 10x + 2y - 6 = 0

How many solutions does the nonlinear system of equations graphed bellow have?

Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)