7(u-3)+2u=-30

expand the parenthesis to

7u-21 + 2u=-30
combine the u's, add 21 to each side.

Similar Questions
  1. QuestionDetermine the most efficient way to use the Binomial Theorem to show the following. left-parenthesis 11
    1. answers icon 1 answer
  2. Predict the end behavior of the graph of the function.​f(x)equals3 left parenthesis x minus 3 right parenthesis left
    1. answers icon 1 answer
  3. Expand the expression to a polynomial in standard form:left parenthesis, x, minus, 9, right parenthesis, left parenthesis, x,
    1. answers icon 1 answer
  4. Expand the expression to a polynomial in standard form:left parenthesis, 2, x, plus, 5, right parenthesis, left parenthesis, 2,
    1. answers icon 1 answer
more similar questions