When you multiply the same number with different exponents together, you add the exponents together.
3^2 + 3^x = 3^7
Adding the two together you have 3^(2 + x = 7)
Solve for x: 2 + x = 7
Subtract 2 from both sides:
x = 5
Answer:
25.1cm
Step-by-step explanation:
C=2πr
here radius, r=4 cm and π=3.142
Put values in formula.
C=2(3.142)(4)
C=25.1 cm (Rounded to 1 decimal place)
Answer:
i dont either
Step-by-step explanation:
Answer:

Step-by-step explanation:
We have an extremely large equation and are asked to divide it, so let's solve it step-by-step :
Remove the parenthesis to make it easier to read :

Multiply the numerators :

Multiply the denominators :

Apply the negative rule :

Cancel the common factor which is 18 :

Apply the addition exponent rule :

Subtract :

Apply the rule for y :

Subtract :

Cancel the common factor of z^3 :
