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Rational Numbers Videos 16 videos

GED Math 5.3 Rational Numbers
203 Views

GED Math 5.3 Rational Numbers. What operation would make the following expression undefined?

GED Math 5.2 Rational Numbers
249 Views

GED Math 5.2 Rational Numbers. Solve the equation.

GED Math 5.1 Rational Numbers
191 Views

GED Math: Rational Numbers Drill 5, Problem 1. Complete the equation.

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GED Math 4.5 Rational Numbers 194 Views


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Description:

GED Math 4.5 Rational Numbers. How much did Dez deposit into her savings account?

Language:
English Language

Transcript

00:00

Thank you We sneak in and here's your smoke du

00:05

jour brought to you by bank accounts where even a

00:08

gymnast might have trouble maintaining her balance For every nine

00:12

bucks that dez deposits in her checking account Every days

00:16

from bachelor ette she deposits two bucks in her savings

00:19

account If dez deposited a total of eight hundred twenty

00:22

five bucks in both her checking and savings accounts last

00:25

week than how much did she deposit into her savings

00:29

account And here the potential answers All right well sounds

00:32

like dad's really wants to go on that mediterranean cruise

00:35

in the fall way to pinch those pennies Dez All

00:38

right so this questions asking us how much money does

00:40

put into her savings at camp We know she put

00:43

away two dollars every time he made a deposit But

00:49

we don't know how many total deposit she made so

00:51

we'll have to dig a little deeper here Each time

00:53

does made a deposit you put nine dollars into checking

00:56

in two dollars into savings that we call the number

00:59

of deposits acts Then we can set the equation Nine

01:02

x plus two ax equals eight hundred twenty five If

01:05

you don't get that part boy you're in trouble on

01:07

this question Votes howmany times times dollars Got it Except

01:11

got a couple of like terms on our hands Woo

01:14

hoo So we can add nynex and two Acts to

01:16

get 11 axe And now eleven x equals eight hundred

01:19

twenty five Guess what we have to do here Yep

01:22

You guessed it Divide both sides by eleven and x

01:25

equals seventy five Got eleven and twenty five Seventy five

01:29

But wait There's No seventy five dollar option Did we

01:32

do something wrong No but we're not quite finished We've

01:36

only found the number of deposits are x value Last

01:40

step We need to plug that into our two ex

01:42

term and two times seventy five one hundred fifty Which

01:45

means that dez has deposited a total of one Hundred

01:47

fifty bucks into her savings account Option A Unfortunately that

01:51

will only get her as far as bermuda I'll keep 00:01:54.158 --> [endTime] pinching Dez malta awaits

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