Krystal is comparing two internet service plans. Plan A costs $34.99 per month and plan B costs $ $134.97 every three months. If Krystal plans to stay with one service plan for one year, which one should she choose? How much will she save?

Choose the graph that matches the following system of equations: 7x + 2y = −6 6x − 7y = 21 a line includes points negative 2 comma 4 and 0 comma negative 3. a line includes points 6 comma 2 and 0 comma negative 3 a line includes points 0 comma negative 3 and 6 comma 2. a line includes points negative 2 comma 1 and negative 3 comma 4 a line includes points 0 comma negative 3 and negative 1 comma 4. a line includes points 0 comma negative 3 and negative 1 comma 3 a line includes points 0 comma 3 and negative 1 comma negative 3. a line includes points 0 comma negative 3 and negative 2 comma 4.

What number produces an irrational number when multiplied by -1.25

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?