If A=x² +xy-6, B=6xy-2x² +1 and C= 3x² +7 -3xy, find :(i) A+B+C​ (ii)A-B+C (iii)A+B-C​

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

Write the standard form of an equation with (see picture below)