Company 2 charges 4600$ for the first 550 feet of fence and 29 for each additional feet. find the cost if company 2 completes the job the total fence is 660

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Anyone know? will mark brainliest if correct

1. which of the following algebraic equations is equivalent to ? x^n = a a^n = x a^x = n x^a = n 2. 16^1/4= 1/2 2 4 3. (-36)^1/2= -6 1/6 no real number 4. 8^2/3= 4 8 16√2 )^5/2= 7,776 1/7,776 no real number 6. m ^ the square root of a^2m simplified is: 7. the square root of 3^3 times the square root of 2 simplified and in radical form is: