The row-echelon form of the augmented matrix of a system of equations is given. Find the solution of the system. 1 0 -5 -3
0 1 -4 -5
0 0 0 0
a.
X = 5t+ 3
Y= 4t-5
Z=t
Y= any real number

Write the sentence as an equation. 6 fewer than the quantity 140 times j equals 104

Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?