3 years ago

PLEASE HELP! 20 POINTS AND BRAINLIEST FOR THE FIRST RATIONAL ANSWER! PLEASE EXPLAIN!!

Mathematics

1 answer:

Semmy [17]3 years ago

4 0

Answer:

C would be your answer

Hope this helps!

Step-by-step explanation:

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you go to store with money [m]spend 3.40 after paing you have 9.50 left write a agelbraiic exprrision to find out how much [m] y

ankoles [38]

Answer:

X = 9.5 + m

Step-by-step explanation:

m = money spent

x = money you had at the beginning

x = 9.5 + m

Substitute m in for 3.4

X = 9.5 + 3.4

Solve for x

X = 12.9

You started with $12.90

6 0

3 years ago

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morpeh [17]

Combine like terms

7a - 5a = 2a

5b - 6b = -b

Answer:

2a - b

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3 years ago

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Sonbull [250]

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3 years ago

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PolarNik [594]

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4 years ago

Find the first , fourth , and eighth terms of the sequence A(n) = -3 •2 ^x - 1

Usimov [2.4K]

Answer:

A(1) = -7

A(4) = -48

A(8) = -769

Step-by-step explanation:

$A(n) = -3.2 ^n - 1.....(1)\\\\Plug \: n= 1\: in \: (1)\\A(1) = -3.2 ^1 - 1 =-3.2-1= -6 -1 \\\huge\red{\boxed{A(1) = -7}}\\\\Plug \: n= 4\: in \: (1)\\A(4) = -3.2 ^4 - 1 =-3.16-1= -48 -1 \\\huge\purple{\boxed{A(4) = -49}}\\\\Plug \: n= 8\: in \: (1)\\A(8) = -3.2 ^8 - 1 =-3.256-1= -768 -1 \\\huge\orange{\boxed{A(8) = -769}}$

5 0

4 years ago