Question

Given the equation 4x + 7 = 3(2x − 5), solve for the variable. Explain each step and justify your process.

Answer 1

welcome to openstudy

Answer 2

expand the parenthesis on the right then isolate the variable to one side then divide by the coefficient of the variable.

Answer 3

remember this is an equation so whatever you do to one side also do to the other to maintain the balance

Answer 4

do you know how to expand the parenthesis?

Answer 5

would it be 3 times 2x - 3 times 5 ? @triciaal

Answer 6

no
to expand the parenthesis multiply what is outside by each term inside