Nina is 10 years younger than deepak. deepak is 3 times as old as nina. which system of equations can be used to find d, deepak's age, and n, nina's age? d = n + 10 d = 3n d = n − 10 d = 3n d = n + 10 n = 3d d = n − 10 n = 3d

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

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)

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?