C= 2 x pi x radius
20 x pi
=62.831853.....
to the nearest 10th, this is 63. so the answer is 63 inches.
1.29 just add them your welcome
No they are not quivalent
Answer:
y = -8
Step-by-step explanation:
y = -10 - x
y = -10 - (-2)
y = -10 + 2
y = -8
Answer:
-5x³ -5x² -9x - 4
Step-by-step explanation:
(-6x³-4x²-8)+(x³-x²-9x+4)
Add the like terms.
-6x³ and x³ are like terms. -6x³ + x³ = -5x³
-4x² and -x² are like terms. -4x² - x² = -5x²
-8 and 4 are like terms. -8 + 4 = -4
-6x³-4x²-8 +x³-x²-9x+4 = -5x³ -5x² -9x - 4