How can you write an equation to solve a problem

To prove "p is equal to q" using an indirect proof, what would your starting assumption be?

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250

X+y=-4 x-y=2 use elimination with adding and subtraction