The answer is 8.5 and also 9-4
Answer:
a. 157 cm
Step-by-step explanation:
Multiply the diameter times 3.14
3.14 x 50=157 cm.
answer: 157 cm
Answer:
"Equations can be multiplied by a constant to allow for elimination by addition or subtraction. This process is called Elimination by Multiplication. We multiply the first equation by "2" to prepare it for elimination by subtraction. Now that we know "x", we can use this information to solve for "y"."
Answer:

Step-by-step explanation:
3x^2 - 6x - 5=0
quadratic formula:

a=3 b=-6 c=-5


so we have:
