1. You and three friends are planning a vacation. You want to keep the cost below $130 per person. Write and solve an inequality that represents the total cost of the vacation.

If square root x = -7, then x= -49 true or false

Which expression converts 45 degree to radians

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)