James is x years old, the sum of him and his brother's age is 10. 3 years ago, James brother was three times older than James. Use this to write an equation

What is x and y intercepts for y=x+7

20 points 1. your friend, taylor, missed class today and needs some identifying solutions to systems. explain to taylor how to find the solution(s) of any system using its graph. 2. taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)=2x+1 g(x)=2x^2+1

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?