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Vikki [24]
3 years ago
6

Help if correct ill mark brainlist!​

Mathematics
2 answers:
alexandr1967 [171]3 years ago
4 0

Answer:

B.) 31

Step-by-step explanation:

Since the is 8(n-4), we substitute it with 8x4.5-8x4. 8x4.5=36, 8x4=32.

Now, it is 36-32+6n.

6x4.5=27.

Now, 36-32+27.

Remember B.E.M.D.A.S.

BRACKETS

EXPONENTS

MULTIPLICATION

DIVISION

ADDITION

SUBTRACTION.

Brackets first. 36-32=4, 4+27=31.

levacccp [35]3 years ago
3 0

Answer:

B

Step-by-step explanation:

n - 4 = 4.5 - 4 = 0.5

8(n - 4) = 8 *(0.5 ) = 4

6 *n = 6 * 4.5 = 27

8(n - 4) + 6n

8(0.5) + 6*4.5

4 + 27

31

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