If you were to solve the following system of equations by using a matrix, 4x-y=16 and 2x+3y=-18, what would the coefficient matrix be?

a. 4 - 16 c. 4 - 1

2 - 18 2 3

b. 4 - 1 - 16 d. 4 2

2 3 - 18 - 1 3

17. Solve the problem (-13 - 5) - (8 + 2) = ? A. - 18 B. - 24 C. - 28 D. - 8

How to find the perimeter of a triangle with one side missing?

Members of the soccer team are walking to raise money for a local shelter. 92 sponsors pledged a dollar per kilometer. Some sponsors gave additional donations that did not depend on the distance students walked. a.

Tyler mixes 55 kilograms of gravel with 11 kilograms of cement. How many kilograms of gravel does Tyler need for each kilogram of cement?

Elena merge la piață cu 7 lei. Calculați câte kg de mere poate cumpăra, dacă 1kg de mere costa 2,50 lei. Ce rest primește?

A clock has a face with a radius of 11.5 centimeters. What is the approximate circumference of the clock? A. 72.22 cm B. 36.11 cm C. 3.66 cm D. 18.06 cm

In 9 hours, Jane reads 63 chapters of a book. whats is her rate in chapters per hour?

How does the graph of y = 3^-x compare to the graph of y = (1/3) ^x? A. The graphs are the same. B. The graphs are reflected across the x-axis. C. The graphs are reflected across the y-axis.

Convertfraction to percent 63/50 39/40 14/25 11/16 18/20 15/10

Is the relation a function?