Combine like terms: Step Title: Combine like termsConcise Step Description: Group and add the coefficients of like terms to simplify the expression.Step Calculation: Combine the coefficients of x terms: 3x+2x=5x. Combine the coefficients of y terms: 2y+7y=9y. Combine the constant terms: −2+7=5.Step Output: Simplified expression: 5x+9y+5