The value of x in the equation is -7
<h3>What is an algebraic equation?</h3>
An algebraic equation is an expression that consists of numbers, variables with their arithmetic operations.
From the given algebraic equation:
7x - 4 = 3 + 8x
By collecting the like terms, we have:
7x - 8x = 3 + 4
-x = 7
Multiply both sides by (-) sign,
x = - 7
Learn more about algebraic equations here:
brainly.com/question/4344214