Are these two separate questions?
Answer:
65 degrees
Step-by-step explanation:
y is a right angle and a is 30 degrees. this means that the supplementary engle of x is 45 plus 70 which is 115. 180-115 = 65 degrees.
Answer:
The answer is "no solution" so it should be: C. Zero
Step-by-step explanation:
Solve for the first variable (A letter used to represent a number value in an expression or an equation) in one of the equations, then substitute the result into the other equation.
Answer:
The answer is the last one, (X^2-2)/3!
Step-by-step explanation:
To get the inverse of a function, you switch the variables and solve for y. Doing this produces the last choice.