Answer:
She divided the coefficients incorrectly
Step-by-step explanation:
A. She divided the coefficients incorrectly.
B. She added the exponents instead of subtracting them.
C. She divided the coefficients instead of subtracting them.
D. She subtracted the exponents instead of dividing them.
Correct calculation:
3x³/12x^-2
= 3x³ ÷ 12x^-2
= 3x³ ÷ 1/12x²
= 3x³ × 12x²/1
= 36x^5
Tyna's calculation:
3x³/12x^-2 = x/4
Answer:
First of all cant give u the anssswer i am srry but i can give u a hint u need to find eqivelent fractions for the denominators then u can add them
Step-by-step explanation:
Answer:
4L-8
Step-by-step explanation:
Formula: L+L+(L-4)+(L-4)
=L+L+L-4+L-4
=4L-8 (hope this explains you the problem)
Answer:
about 14.9%
Step-by-step explanation:
Percent change can be computed using the formula ...
percent change = ((new value)/(old value) -1) × 100%
For the given numbers, this is ...
percent change = (45.95/54.00 -1) × 100% ≈ -14.907%
The discount is about 14.9%.
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Computed this way, the sign of the percentage change is negative for a decrease (discount), and positive for an increase.