The smaller triangle was dilated to form the larger triangle. what is the value of x? 6.9 7.5 10 11

What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?

Without any equipment, you can see stars that are 2{,}800{,}0002,800,0002, comma, 800, comma, 000 light-years away. by looking through a small telescope, you can see stars that are 3{,}112{,}000{,}0003,112,000,0003, comma, 112, comma, 000, comma, 000 light-years away. approximately how many times as far can you see using a small telescope as without any equipment?

Sarah needs 3 feet of fabric for a project she is working on, but the store only sells the fabric in meters. one meter of fabric costs $1.20. how much will the fabric cost?