What is an expression for "the sum of (a+7) and 3a"

Combining equal groups to find total

How can you use the mean and standard deviation of a data set to fit it to a normal distribution and to estimate population percentages?

Solve: 4+4 _y - 1 What's the answer my dudes

For two days in a row Alvin jogged in the park he jogged for 46 min on Friday this is 19 min less than he ran on Saturday write and solve a subtraction equation to find the amount of time Alvin spent jogging on Saturday

What is true about two hypotenuses

Subtract the sum of - 11ab and - 23ab from the sum of - 19ab and 7ab

Which expression is equivalent to the given expression? 3 (2a + 5) ?

Suppose Eva has 12 3/4 pounds of flour. The day's baking will require that amount. How much flour will Eva need?

mary lee purchased a stove for $370 she made a down payment of $70 nas paid $49 a month for 18 months find the total installment price of the stove

A concession stand vendor counts the money in the register. after 2 h it has $82.75. after 6 h is has $ 360.75. how much money will be in the register at the end of an 8h shift? a. 480.00 b. 489.25 c. 499.75 d. 500.00