Answer: 3.285714286
Step-by-step explanation: subtract 2 from both sides then divide by 7
X=4 and y=6
For this, you should use simultaneous equations
Check all the ones listed below:
1. The base is 3
(you are multiplying 3 four times or 3 to the power of 4 )
2. The exponent is 4
( 3 is the number you are multiplying and the exponent or 4 tells you how many times you multiply the base which is 3)
3. The exponent tells you to multiply the 3 together 4 times
( 3x3x3x3 is multiplying the number 3, 4 times)
Answer:

Step-by-step explanation:




Hope this helps and pls do mark me brainliest if you can:)
7.35 x 10 (22) kg ( I think )