Hello! I have a few questions from my maths book that I'm really struggling to understand.. please help!

1 answer:

7 0

Sorry I am not sure that looks pretty difficult

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larisa86 [58]

This is a combination question
Hope this helps

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2 years ago

masha68 [24]

Answer:

Step-by-step explanation:

"Is the same as" means an = sign, necessary for an equation!

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2 years ago

Elena L [17]

3x+1=13
3x=12
x=4
So x is 4

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2 years ago

Charra [1.4K]

Answer:

y=3x+2

Step-by-step explanation:

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2 years ago

densk [106]

9514 1404 393

Answer:

(a) 15/17

Step-by-step explanation:

The mnemonic SOH CAH TOA reminds you of the cosine relation:

Cos = Adjacent/Hypotenuse

cos(P) = PQ/PR

cos(P) = 15/17

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2 years ago