Math Is Fun Forum

moore1967

Member

Registered: 2014-07-25

Posts: 1

Algebra Help

I would love to have some help solving this math problem. 

Determine the value of 4(x + 4)-3 when x=7.

bobbym

bumpkin

From: Bumpkinland

Registered: 2009-04-12

Posts: 109,606

Re: Algebra Help

Hi;

Determine the value of 4(x + 4)-3 when x=7.

Wherever you see an x you replace it with a 7.

So 4(x + 4) - 3 becomes 4(7 + 4) - 3.

4(7 + 4) - 3 becomes 4(11) - 3.

4(11) - 3 becomes 44 - 3 = 41 which is the answer.

Welcome to the forum.

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In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

anonimnystefy

Real Member

From: Harlan's World

Registered: 2011-05-23

Posts: 16,049

Re: Algebra Help

Hi moore1967

Welcome to the forum!

What is your favourite colour?

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“Here lies the reader who will never open this book. He is forever dead.
“Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment
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David

Member

From: Bumpkinland

Registered: 2014-04-23

Posts: 3,164

Re: Algebra Help

H;
Welcome to the forum.

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Whizzies

Member

Registered: 2014-07-18

Posts: 53

Re: Algebra Help

What is your favourite colour?

lol!