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Nat2105 [25]
3 years ago
9

Helpmepleaseandthankyou

Mathematics
2 answers:
tamaranim1 [39]3 years ago
6 0

Answer:

Read below

Step-by-step explanation:

a) \frac{-7}{9} = -\frac{7}{9}  = \frac{7}{-9}

b) \frac{4}{3} =\frac{-4}{-3} (The reason both numerator and denominator can both be negative is because the negative cancel each other out and still simplify to \frac{4}{3})

Luden [163]3 years ago
3 0

Answer:

a) 7/-9 and - 7/9 (the second and fourth one)

b) -4/-3 (the first one)

Step-by-step explanation:

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Claire is baking items for a school bake sale. She needs 2 cups of flour for cookies, and 1 cups of flour for banana bread. How
Daniel [21]

Answer: B (3 cups)

Step-by-step explanation:

Add 2 cups + 1 cup together, and you get 3 cups. C is incorrect (in this scenario) because it doesn’t describe what measurement it’s in.

7 0
2 years ago
Solve, leaving in terms of a logarithm, with steps please! 160(0.4^x) +1=321
ludmilkaskok [199]

Answer:

321

Step-by-step explanation:

4 0
4 years ago
A brick is in the shape of a rectangular prism with a length of 8 inches, a width of 3.5 inches, and a height of 2 inches. The b
givi [52]

The mass of brick is 2478 gram

<em><u>Solution:</u></em>

A brick is in the shape of a rectangular prism with a length of 8 inches, a width of 3.5 inches, and a height of 2 inches

Length = 8 inches

Width = 3.5 inches

Height = 2 inches

<em><u>The volume of rectangular prism is given as:</u></em>

volume = length \times width \times height

volume = 8 \times 3.5 \times 2\\\\volume = 56

Thus volume of brick is 56 cubic inches

<em><u>Convert inches to centimeter</u></em>

1 inch = 2.54 centimeter

Therefore,

56 cubic inches = 56 x 2.54 x 2.54 x 2.54 cubic centimeter

56 cubic inches = 917.676 cubic centimeter

Thus, we get,

volume = 917.676 cubic centimeter

The brick has a density of  2.7 grams per cubic centimeter

Density = 2.7 grams

<em><u>The mass of brick is given by formula:</u></em>

mass = density \times volume

<em><u>Substituting the values we get,</u></em>

mass = 2.7 \times 917.676\\\\mass = 2477.724 \approx 2478

Thus mass of brick is 2478 gram

7 0
3 years ago
Hiiii!
fenix001 [56]

Answer:

100,000,000

Step-by-step explanation:

You can just add up the zeros, if that makes sense.

5 0
3 years ago
Read 2 more answers
What is 28.2% of 1128
kap26 [50]
28.2% of 1128
(28.2%)(1128)
(28.2/100)(1128)
(0.282)(1128)
318.096

The answer is 318.096
4 0
3 years ago
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