To write 3t25 as a fraction with a common denominator, multiply by 33.
Write each expression with a common denominator of 15, by multiplying each by an appropriate factor of 1.
Multiply 3t25 and 33.
Multiply 5 by 3.
Combine the numerators over the common denominator.
Rewrite 3t2⋅3-4t215 in a factored form.
Factor t2 out of 3t2⋅3-4t2.
Factor t2 out of 3t2⋅3.
Factor t2 out of -4t2.
Factor t2 out of t2(3⋅3)+t2⋅-4.
Multiply 3 by 3.
Subtract 4 from 9.
Reduce the expression t2⋅515 by cancelling the common factors.
Factor 5 out of t2⋅5.
Factor 5 out of 15.
Cancel the common factor.
Rewrite the expression.