Word Problems

To solve word problem you have to follow the rule the first rule of is to read it three times then come up with a sentence to the problem that you are solving and find the first number and write down the numbers with notes and figure out your question and figure if its multiplying or dividing etc. And answer it and do the opposite when you are doing your questions example if its diving you have to multiply. Ex

A bank of 8 floodlights together use 1000 watts of power. How much  power is used by each bulb?

Each lightbulb use 125 watts
Let w = be the power used per bulb
8floodlights
1000 energy for 8 bulbs        8 Lights÷ 1000 energy total
8L=100
8       8
L= 125

Ex.
On the first down, a football team had a loss of 8yd. After two downs, the team had an over all gain of 20yd. How many yards were gained on a second?

The team gained 28 yards on the second down.
Let y= yard gained on 2nd down
8yd loss (-8)
20yd gain after two downs       First 2nd total yards
-8+y=20
-8+8+y=20+8
y=28