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3 years ago

Helpp plz 30 points

Mathematics

2 answers:

densk [106]3 years ago

4 0

Answer:

Step-by-step explanation:

i just took the test

lisov135 [29]3 years ago

4 0

Answer: the first one

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HELP ASAP! PLS

Lemur [1.5K]

Answer:

2(y-7) = 3

Step-by-step explanation:

Twice means multiply by 2.

The difference of a number and 7 means subtract a number/variable and 7.

Is equal to 3 means = 3.

2(y-7) = 3

Hope that helps.

7 0

3 years ago

I need help with number 5 pls

CaHeK987 [17]

Answer:

B F and A

Step-by-step explanation:

6 0

3 years ago

Factorise fully 9x^2-9

MrMuchimi

9(x^2-1) or 9(x-1)(x+1)

7 0

3 years ago

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Which expression is a factor of 12x2 + 29x – 8?

stira [4]

$12x^2 + 29x – 8 \\ \\ 12x^2 + 32x - 3x - 8 \\ \\ 4x (3x + 8) - (3x + 8) \\ \\ (3x + 8)(4x - 1) \\ \\$

The final result is: (3x + 8)(4x - 1).

6 0

3 years ago

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Given f(x)=3x-1 and g(x)=2x-3, for which value of x does g(x)=f(2)?

Mnenie [13.5K]

I believe the answer is 2

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4 years ago