x is impossible to solve without the other side of the equation. If we want to solve it, we would do 5+6=11. Then, we do 11x13=143. The answer is 143 + x.
x is impossible to solve without the other side of the equation. If we want to solve it, we would do 5+6=11. Then, we do 11x13=143. The answer is 143 + x.
x's coeficcient is 1 because there is nothing multiplying with x