Answer:
25
Step-by-step explanation:
180-(21+73+51)=25
(a) The parabola opens downward.
(b) The axis of symmetry is at x = -2.
(c) The vertex is at (-2,0).
(d) The x-intercepts is (-2,0), and the y-intercept is at (0,-1).
7:6
reverse the numbers when given a ratio similar to this one. 6x7=42 and 7x6=42 so x is 6 y is 7
Answer:10%= 310
5%= 155
15%=465
Step-by-step explanation: Solution for what is 15% of 3100
3100/x=100/15
(3100/x)*x=(100/15)*x - we multiply both sides of the equation by x
3100=6.66666666667*x - we divide both sides of the equation by (6.66666666667) to get x
3100/6.66666666667=x
465=x
x=465
Answer:
the answer is 6
Step-by-step explanation: