What is the best estimate for 8.3 x 4.9?

Solve the system of equations y= 3/2 - 1, -x+ y =-3

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant. given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is