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### MEAP Preparation - Grade 7 Mathematics2.76 Multiplication of a Monomial and a Binomial - I

 Example: Find the product of 5x(9x+7y). Solution: 5x(9x+7y) = 5x.9x + 5x.7y = (5.9).(x.x) + (5.7).(x.y) = 45(x1+1) + 35xy = 45x2+35xy Directions: Solve the following multiplication problems. Also write at least 10 examples of your own.
 Q 1: 3x(7x+19y) = _____ ?57x2+21xy21x2+57y21x2+57xy Q 2: 7x(x+5y) = _____ ?7x2+12xy7x2+35xy7x2+55xy Q 3: 15x(7x+15y) = _____ ?105x2+225xy225x2+105xy105x2+225y Q 4: 5x(15x+9y) = _____ ?75x+45x2y75x2+45xy75x2+14xy Q 5: 15x(3x+5y) = _____ ?45x3+75xy45x2+75xy45x2+20xy Q 6: 7x(15x+7y) = _____ ?105x2+49xy49x2+105xy105x2+49y Q 7: 6x(15x+7y) = _____ ?90x3+75xy90x2+42xy90x2+13xy Q 8: 2x(15x+19y) = _____ ?30x2+38xy30x2+21xy30x2+35xy Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!