Does every right triangle have two complementary angles

what is the resulting equation when the expression for y in the second equation is substituted into the first equation? 3x+y=1, y=6-4x

In a speed test, a computer took 12.4 seconds to complete one task, and 37.8 seconds to complete a more difficult task. how much time was needed to complete both tasks?

What are the solutions of the equation y=-2x^2+9-4 shown in the graph below?

A equilateral triangle is rotated around an axis bisecting the triangle. what shape is formed

The conditional relative frequency table below was generated by column using frequency table data comparing the number of calories in a meal to whether the meal was prepared at home or at a restaurant.

The domain for f (x) and g (x) is the set of all real numbers. Let f (x) = 3x + 8 and g (x) = x2. Find (f • g) (x). 3x3 + 3x2 + 8 3x2 + 8 x2 - 3x - 8 3x3 + 8x2

Use the linear combination method to solve the system of equations. - 2.1x + 4y = 5.3 2.1x - 5.5y = - 0.2 What is the solution to the system? (-1.1 ⇒ - 9, 3.4 ⇒ - 3.4)

What is (5*2) : 6*0

If y=14 when x=8 determine the value of y when x = 12

The product of 5 and an odd number will end in what value? A) 0 B) 1 C) 3 D) 5