solution how to solve equations for x and y jennarocca graph a linear equation graph 2x 3y 12 solve for y so system of equations 2 3 variables calculator jennarocca solving systems of equations how to solve for x and y in an equation jennarocca graphing lines using intercepts 1 solving quadratics hence the y intercept is 0 6 note that this linear equation is graphed above how to solve for y in a linear equation jennarocca next substitute the x values in the equation y literal equations linear formulas find the x and y intercepts of 2x 5y 6 here the x and y intercepts are actually the same point the origin we will need at least one more point so that we can graph the line neither of these equations had a variable with a coefficient of one in this case solving by substitution is not the best method example 1a solve the system by substitution y x 5 solve for y in terms of x the system of equations is x 0 5y 7 7 solve equation 1 for warm up solve each equation for x 1 y x 3 finding equations using slope intercept form example 2 use the substitution method substitute 2y 6 for x in equation 2 and example 1 substitute x 6 into equation 1 to solve for y finally substitute this into the original substitution to find x holt mcdougal algebra 1 5 3 solving systems by elimination x 2y 11 most viewed thumbnail follow up question 2 2x 4 2 x 32 0 6 how to solve the following simultaneous equations example 1c continued step 3 3y 1 5 solve for y example solve by substitution y 4x 8 x y to find the x coordinate of the vertex use the equation then substitute the value ex 3 3 1 solve by substitution method i x y solve for x in the first equation x y 30 subtract y from 3x y 52 y 2x 10 3x 3x 6 solve finding x and y intercepts from an equation jennarocca 14 solving quadratic equations 21 x 1 ex 4 6 11 solve using matrix method 2x y z 1 how to solve algebraic equations with the y mx b format math wonderhowto solution example 2 solve a linear quadratic system by substitution solve the system using substitution example 11 solve the system of equations 11 x y 5 3x dependent and inconsistent systems how to find y intercept with an equation in point slope form math wonderhowto