Devaughn is 5 years younger than sydney. the sum of their ages is45. what is sydney's age?

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)

In the diagram, the ratios of two pairs of corresponding sides are equal to prove that almn - axyz by the sas similarity theorem, it also needs to be shown that x 6 z un z zz un = 2x zləzz lezy