Simplify the expression. parenleftze4x + 1 2 parenrightze + parenleftze8x − 8 1 2 parenrightze

Ily begins solving the equation 4(x – 1) – x = 3(x + 5) – 11. her work is shown below. 4(x – 1) – x = 3(x + 5) – 11 4x – 4 – x = 3x + 15 – 11 3x – 4 = 3x + 4 how can her partial solution be interpreted?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Solve the formula ax+ by = c for x.