Please Find the solution to the following system using substitution or elimination: y = 3x + 7 y = -2x -3 A. (-2,1)
B. (-2,-7)
C. (1,10)
D. (1,-4

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Secant ac and bd intersect at point e inside f what is the measure of aed if measurements cd equals 30 a b is 50 and cb is 170