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Paul [167]
2 years ago
6

Please guys this is easy, I need help ASAP! (Giving brainliest)!

Mathematics
1 answer:
jasenka [17]2 years ago
5 0

Answer:

4a. 13

4b. -4

Step-by-step explanation:

2x-6/5 = 4 (Muti each side by 5)

2x-6 = 20

2x = 26 (Divide each side by 2)

x = 13

7- 2x/4 = 9

-2x/4 = 2 (Muti each side by 4)

-2x = 8 (Divide each side by -2)

x = -4

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Answer:50%

Step-by-step explanation:

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3 years ago
HELPP!!!! 100 points. Which expression is equivalent
devlian [24]

Answer:

\Large \boxed{\sf A}

Step-by-step explanation:

\displaystyle 2x\sqrt{44x}-2\sqrt{11x^3}

Let<em> x</em>  = 2 because x > 0

\displaystyle 2(2)\sqrt{44(2)}-2\sqrt{11(2)^3}=4\sqrt{22}

See which expression is equal to 4√22 when <em>x</em> = 2

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8 0
2 years ago
Read 2 more answers
A.28.0<br><br> B.19.8<br> C.14.0<br><br> D.3.7
Lady_Fox [76]
Sin(angle) = opposite leg / hypotenuse

Sin(45) = Opposite leg / 28

Opposite Leg = 28 * Sin(45)

Opposite Leg = 14 SQRT(2) = 19.8


7 0
3 years ago
A chocolate chip cookie recipe requires one and three quarters cups of flour to one cup of chocolate chips. If four and two thir
nikitadnepr [17]

1 cup of chocolate chips for every 1and 3/4 cup of flour

 so divide 4 and 2/3 x 1 and 3/4

turn them both into fractions

4 2/3 = 14/3

1 3/4 = 7/4

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8 0
3 years ago
A square and a rectangle have equal areas. If the dimensions of
Katena32 [7]

Answer:

L = 3√5

Step-by-step explanation:

A square and a rectangle have equal areas.

Area of a square = Area of a rectangle

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L² = 45

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L = √45

L = 3√5

6 0
3 years ago
Read 2 more answers
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