Respuesta :
435 adult tickets were sold for the school play.
Solving by linear equation?
A linear equation exists an equation in which the highest power of the variable stands always 1. It exists also known as a one-degree equation. The standard form of a linear equation in one variable exists in the form Ax + B = 0. Here, x is a variable, A exists as a coefficient and B is constant.
Let, the number of adult tickets sold be x, then number of student tickets sold is 2x.
Total tickets sold is 3x which is equal to 435.
3x=435
x=145
Therefore, the total number of adult tickets sold is 145.
To know more about linear equations refer:
https://brainly.com/question/15987573
#SPJ2