Saesipapictoud

 Solve equation (1) for x x = 13 − 2y Substitute x = 13 −2y in equation (2) −2(13 −2y) −3y = −18 Simplify −26 4y −3y = − 18 y = − 18 26 = 8 y = 8 Substitute y = 8 in equation (1)In mathematics, trigonometric substitution is the substitution of trigonometric functions for other expressions In calculus, trigonometric substitution is a technique for evaluating integralsMoreover, one may use the trigonometric identities to simplify certain integrals containing radical expressions Like other methods of integration by substitution, when evaluating a definite integral, it The system of equations are 2x 5y = 38 and x 3y = 3 Solve the equation 2 x 3y = 3 for x, since the x has a coefficient of 1 x = 3y 3 Substitute the value of x = 3y 3 in the equation 1 2x 5y = 38 and solve for y y = 4 Substitute the value of y = 4 in the equation x = 3y 3 to find the value of x Skills Practice 10 0k Mcgraw Hill Higher Education X/3+5y=13 2x+y/2=19