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Mandarinka [93]

2 years ago

9

Type the number that must be entered in the blank to create a linear equation with infinitely many solutions.

1 answer:

Tomtit [17]2 years ago

6 0

Answer:4

Step-by-step explanation:

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Find the first, fourth, and eighth terms of the sequence.<br><br> A(n) = −2 ∙ 2x − 1

Nutka1998 [239]

$A(n)=-2\cdot2^{n-1}\\\\\text{Find the first, fourth, and eighth terms}\\\text{It means}\ A(1),\ A(4)\ \text{and}\ A(8).\\\\\text{Substitute}\ n=1,\ n=4\ \text{and}\ n=8\ \text{in}\ A(n):\\\\A(1)=-2\cdot2^{1-1}=-2\cdot2^0=-2\cdot1=-2\\\\A(4)=-2\cdot2^{4-1}=-2\cdot2^3=-2\cdot8=-16\\\\A(8)=-2\cdot2^{8-1}=-2\cdot2^7=-2\cdot128=-256\\\\\boxed{Answer:\ -2,\ -16,\ -256}$

5 0

2 years ago

A jacket cost £70 but is reduced by 12% in a sale. What is its new price

klemol [59]

100% = 70
1% = .7 (divide by 100)
12% = 8.4 (Multiply 1% by 12)
70 - 8.4 = 61.6 (New Price)
Hope this helped! Got any questions just ask!

8 0

2 years ago

Explain why 3 : 2 and 9 : 8 are not equivalent ratios.

Wewaii [24]

Answer:

3:2 is equal to 12:8 and 12:8 is not 9:8

Step-by-step explanation:

Ratios are also fractions

3/2 is also 12/8

12/8 is not 9/8

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2 years ago

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6th-grade math, help me please:)

riadik2000 [5.3K]

Answer:

1. is b and 2. is c

Step-by-step explanation:

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2 years ago

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What is the perimeter of a triangle with the given side lengths? s1 = x – 3 ft s2 = x 2 ft s3 = x 4 ft

choli [55]

The perimeter of the triangle with those given lengths is $x7-3$

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2 years ago