Answer:
First answer is x=12 the second answer is x=9
Step-by-step explanation:
Answer:-4ab-7a-6
Step-by-step explanation:
(-6ab-7a+2) - (-2ab+8)
-6ab -7a + 2 + 2ab-8 (removed parentheses & fixed the negative at the end)
-4ab-7a-6 (combined like terms)
Multiply the dust particle mass by 5 billion..
On a calculator use the "EE" button is shorthand for: x10^ whatever power you want.
5x10^9 x 7.53x106-10 = 3.765
Answer: um what
Step-by-step explanation: Wa