Which expression is equivalent to 2 (a + 2 b) minus a minus 2 b?

3 a + 2 b

3 a-2 b

a-2 b

a + 2 b

Can someone explain the distributive property pacifically

Find the quotient. 24.2 - 1.1

Is - 7 9 = - 9 7 true, false, or open?

Simplify completely. x 2 - 20x + 32 / x 2 - 2x - 80

Sydney was asked whether the following equation is an identity: (2x^2-18) (x+3) (x-3) = 2x^4-36x^2+162

2 over 7x + 8=22 solve for x

The drama club has a budget if at most $450 for a field trip to see a play. there are 15 members in the drama club. the total transportation cost for all the members will be $60.

A company rents out 17 food booths and 24 game booths at the county fair. The fee for a food booth is $75 plus $7 per day. The fee for a game booth is $95 plus $4 per day. The fair lasts for d days, and all the booths are rented for the entire time.

Rounding off 9,254 to the nearest hundred

A woman's age is three years more than twice her son's age. the sum of their ages is 84. How old is the son?