the first of two numbers minus four times a second number is at least -4 . Three times the first number plus the second number is more than -3. If x redirects the second number , which system of inequalities best represents the problem situation ?

What is the value of x in the following equation. -x ^3/2 = -27

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?

In δabc, m∠acb = 90°, cd ⊥ ab and m∠acd = 45°. find: a find cd, if bc = 3 in