W+d=869
w=d-81
plug in
(d-81)+d=869
2d-81=869
+81 both sides
2d=950
÷2 both sides
d=475
dryer cost $475

let's check w=475-81
w=394
475+394=869
869=869
the solution is true :)

7 0

3 years ago

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H(x) = x -2<br> g(x) = 2x² – 3x<br> Find h(g(-2))

emmasim [6.3K]

Answer:

h[g(-2)] = 12

Step-by-step explanation:

hope this helps

6 0

3 years ago

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I need help with my math homework im in 8th grade

o-na [289]

1. The answer is 729 (Question 2 idk)

5 0

2 years ago

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4-5 (2-1)=how to sove it

DerKrebs [107]

$4 - 5(2 - 1) = \: ?$

PEMDAS states to do what's in the parenthesis first...

$4 - 5(1)$

PEMDAS states to multiply 5 by 1 next...

$4 - 5$

PEMDAS states to subtract 4 by 5 next...

$= - 1$

~~

I hope that helps you out!!

Any more questions, please feel free to ask me and I will gladly help you out!!

~Zoey

5 0

3 years ago