Im not sure about the first one im probably wrong but im going with 12 and for the second one im going with 7 but im not positive with the answers <span />
Answer:
5x+3
Step-by-step explanation:
Rewrite the expression to 20x^2-3x-9/4x-3
Factor 20x^2+12x-15x-9/4x-3
Factor 4x*5x+3-3(5x+3)/4x-3
Factor (5x+3)*(4x-3)/4x-3
Solution then becomes 5x+3 as stated above
To determine what the circumference is simply take the value of the diameter and multiply it to the value of Pi or 3.141....
C = Pi • d
C = (3.14)(10 cm)
C = 31.41 cm or 31.4 cm, rounded to the nearest tenth.
Answer: Angle X
Reason: For any triangle, the largest angle is always opposite the longest side.
