y = -12 : 4; y = -3 shows the solution to the equation.
What are equations and variables?
A variable is used to represent something unknown. For example x, y, z. An expression does not have an identical signal. as an instance four + 10. An equation is made up of two expressions and has the same signal.
What is an example of an equation?
An equation is a mathematical statement that is made up of expressions linked by the same signal. For example, 3x – five = sixteen is an equation. solving this equation, we get the cost of the variable x as x = 7.
Learn more about the equation here: https://brainly.com/question/1214333
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