First of all, you want the variable to be isolated, so in order to do that, you divide in both sides. Ten divided by two is five. So f = 5.

2f + 10
--- ---
2 2

10 divided by 2 = 5

5 0

4 years ago

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What are the values of AB and DE in parallelogram ABCD? AB=? PLEASE HELP

GarryVolchara [31]

Answer:

AB=12

ED=6

Step-by-step explanation:

AB=CD=12

BC=AD=26

ED=26-20=6

5 0

3 years ago

Carter is going to invest $210 and leave it in an account for 5 years. Assuming the interest is compounded annually, what intere

mr_godi [17]

Answer:360

Step-by-step explanation:g-g5

5 0

3 years ago

Find the value of the variable using these steps.

Aleks [24]

$0.4x+3.9=5.78$ ⇒ subtracting 3.9 form both sides

$0.4x+3.9-3.9=5.78-3.9$

$0.4x=1.88$ ⇒ Divide both sides by 0.4

$\frac{0.4x}{0.4}= \frac{1.88}{0.4}$

$x=4.7$

4 0

3 years ago

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