graph of the function y kx+b

graph function kxb line diagram font drawing text brand document circle presentation map sketch cartoon plan illustration design screenshot pattern multimedia linear that given formula where are real numbers particular then get constant direct proportionality mathematical mathematic fuction education science axis curve coordinate equation chart algebra worked analysis blackboard geometry graphic school concept chalk learning math study system teaching value white black vector basic college educational horizontal lesson research calculus domain geometric paper range icon symbol equals kxb numbers kx