I do not understand how to simplify 5y-8x-y+12x

He area of a rectangle is 27 m2, and the length of the rectangle is 3 m less than twice the width. find the dimensions of the rectangle.

There are 68 apples in the school kitchen. The school needs 130 apples for all the students in grade 2. The school gets two boxes of apples. Each box has three dozen apples inside. Does the school have enough apples for all the students in grade 2?

The population of a type of local dragonfly can be found using an infinite geometric series where a1 = 65 and the common ratio is 1/6. Find the sum of this infinite series that will be the upper limit of this population.

A total of 20 quarters and nickels add up to $4.00. How many nickels are there?

What is the solution 4[x+2 (3x-7) ]=22x-65

Suppose that the relation G is defined as follows. G = (-1, - 4), (8,4), (-4,4) Domain = Range=

Which linear equation has a slope of 3 and a y-intercept of - 2?

Round 78482 to the nearest thousand

It takes about 14 person-hours of labor to break up a driveway and clear away the rubble. It tajes about 8 person-hours of labor to pour and smooth concrete for the new driveway.

Javier bought 48 sports cards at a yard sale. Of the cards, 3/8 were baseball cards. How many cards were baseball cards? A:48 B:18 C:6 D:3