Answer:
x = 
Step-by-step explanation:
We can start simplifying this equation by expanding the parenthesis and cross multiplying.

The exponent 5 and 7x are equal:
Divide both sides by 7

-Chetan K
Answer:
96
Step-by-step explanation:
Because by dividing both equations you get an answer of 8 for both
Answer:
Step-by-step explanation:
Assuming the system is solvable in the first place, create an augmented matrix of coefficients from the equations. Then put the matrix into reduced row echelon form.
Example is attached.
"Demonstrate by solving the following system."
You need to provide the system of equations.