Hey guys, Merry Christmas, Whoever answers correctly wins 20 points. Take a look at the 3 screenshots below. I need them ASAP

70

step-by-step explanation:

2*5=10

4*15=60

60+10=

70

(-5,-28)

i graphed to on desmos.

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

“ a line segment that has the endpoints on the circle and passes through the midpoint is called the diameter. the diameter is twice the size of the radius. a line segment that has its endpoints on the circular border but does not pass through the midpoint is called a chord. a circle is the same as 360 small circle up the number 0 . i hope this .