T-7 years old
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2 YEARS AGO Brother's age: 8 Your age: 12 NOW Brother's age: 10 Your age: 14
15 years old.
He is 67.
11/53
in quadratic equation it must be in standard form, ax^2 + bx + c = 0. Jenny is five years older than Marian. In three years, the product of her age and Marian's age five years ago will be 90 years. Find their present age. Solution: Let x= Marian's present age x + 5= Jenny's present age The working