Question Simplify the expression 21x−36x4y2 Evaluate 3x×7−9x2×4y2x2Multiply the terms 21x−9x2×4y2x2Solution More Steps Multiply the terms 9x2×4y2x2Multiply the terms 36x2y2x2Multiply the terms with the same base by adding their exponents 36x2+2y2Add the numbers 36x4y2 21x−36x4y2 Show Solution Factor the expression 3x(7−12x3y2) Evaluate 3x×7−9x2×4y2x2Multiply the terms 21x−9x2×4y2x2Multiply More Steps Multiply the terms 9x2×4y2x2Multiply the terms 36x2y2x2Multiply the terms with the same base by adding their exponents 36x2+2y2Add the numbers 36x4y2 21x−36x4y2Rewrite the expression 3x×7−3x×12x3y2Solution 3x(7−12x3y2) Show Solution