Answer:
B.
Step-by-step explanation:
Step 1: Cross-multiply
x² + 2x = 4x²
Step 2: Isolate <em>x</em>'s
2x = 3x²
0 = 3x² - 2x
Step 3: Factor
x(3x - 2) = 0
Step 4: Find roots
x = 0, x = 2/3
Step 5: Double check answers.
When you do so, you should see that only x = 0 works. And we have our answer!
Answer:
155.82 miles
Step-by-step explanation:
You multiply 6 and 25.97 to get your answer.
Answer: B
Step-by-step explanation:
-195.79 is the lowest out of all of the numbers.
Answer:
7 ³²
Step-by-step explanation:
1. Multiply the exponent 4 to the 5 and to the 3
(7²⁰) (7¹²)
2. Add the exponents
7³²
