First line because 4(2a+1)=8a+4 and 9a+4-(8a+4)= a
Second line because a times 2 =2a and 2a+1-2a=1
<span>Although the second equality is more or less obvious since 2a+1 leaves a remainder of 1 when divided by a.</span>
Answer:
x=2.875
Step-by-step explanation:
sorry if this is wrong. It's a weird number
256 cubed cm.... you get this by multiplying them three numbers.
Answer:
When dividing two terms with the same base, subtract the exponent in the denominator from the exponent in the numerator: Power of a Power: To raise a power to a power, multiply the exponents. The rules of exponents provide accurate and efficient shortcuts for simplifying variables in exponential notation.
Step-by-step explanation:
Answer:172.5
Step-by-step explanation:Xoxo
