Answer:
B. 43°
Step-by-step explanation:
Internal angles of the triangle are:
So It is a right triangle and the missing angle is:
So this means W(-3x) = 3x. So it's equal to 3(-3x), which simplifies to be -9x. Whenever you have a function, it looks like f(x). f doesn't have to be the letter, it can be a, b, c, or like in this case, W. It just means the output of what W(x) is if x equals the number in the parentheses, which is -3x in this case.
Answer:
Step 3 contains error.
Step-by-step explanation:
The given equation is :
Step 1.
Cross multiplying,
Step 2.
Subtract 9 from both sides
Step 3.
Cross multiplying
So, there is an error in step 3. The correct answer should be 45.
Answer:
15 3/4 pounds
Step-by-step explanation:
4.5*3.5=15.75
Answer:1 quarter, 2 dimes and 1 nickel, 5 nickels, 3 nickels and 1 dime
Step-by-step explanation:
