<span>Simplifying
2x + 8y = 10
Solving
2x + 8y = 10
Solving for variable 'x'.
Move all terms containing x to the left,
all other terms to the right.
Add '-8y' to each side of the equation.
2x + 8y + -8y = 10 + -8y
Combine like terms: 8y + -8y = 0
2x + 0 = 10 + -8y
2x = 10 + -8y
Divide each side by '2'.
x = 5 + -4y
Simplifying
x = 5 + -4y</span>
B cause 9x10 to the 4 equals 90000 and if u square it, it will give u 300 but the rest is decimals
The answer would be 7 wouldn't it? abcderghijklmnopqrstuvwxyz