Answer:
7a-7
Step-by-step explanation:
2a+2−3a−5+a−4+7a.
Combine like terms
2a-3a+a+7a+2-5-4
7a-7
Answer:
a or b
Step-by-step explanation:
it should be p≥18
greater then or equal to 18. because if you have 18, you can get the group rate and I'd you have more than 18 you can also get the group rate.
Scientific notation means to write the answer in standard form. standard form helps you to express numbers that are too big or too small to be conveniently written in decimal form.
so for this case, it will be 4.571×10^-4.
when the number is decimal, you move the dot to the right and it will always be multiplying 10 to the power of a negative power.
Answer:
Step-by-step explanation:
The answer to your question is -40
Answer: C. 150 km²
<u>Step-by-step explanation:</u>
Use similar triangle proportion to find x:
