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3 years ago

Find the missing value and please show how

Mathematics

1 answer:

marshall27 [118]3 years ago

4 0

Answer:

x=10 degrees.

Step-by-step explanation:

(6x-5)+5x+75=180

180 from the measure of degrees in a triangle*

Solve this equation.

11x+70=180

11x=110

x=10

x=10 degrees.

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3 years ago

Evaluate 6xm for m=7.

astraxan [27]

Answer:

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Step-by-step explanation:

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3 years ago

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3 years ago

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Alex777 [14]

Answer:

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3 0

3 years ago

Read 2 more answers

If a1=4 and an= 3an-1 then find the value of a6.

Romashka [77]

Answer:

a₆ = 972

Step-by-step explanation:

Given a₁ = 4 and $a_{n}$ = 3 $a_{n-1}$ , then

a₂ = 3a₁ = 3 × 4 = 12

a₃ = 3a₂ = 3 × 12 = 36

a₄ = 3a₃ = 3 × 36 = 108

a₅ = 3a₄ = 3 × 108 = 324

a₆ = 3a₅ = 3 × 324 = 972

4 0

3 years ago