3 years ago

4x+3y=10 and -6x-5y=-16

Mathematics

1 answer:

dimaraw [331]3 years ago

6 0

Answer:

Okay, Tell em what ur trying to ask please :/- confused

Step-by-step explanation:

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Neko [114]

Answer:

Step-by-step explanation:

52= 1/2(64 + x)

52 = 32 + 0.5x

52-32= 32-32 + .5x

20=.5x

Divide both sides by .5x

X = 40.

5 0

3 years ago

1-:4(x-3)=5 what is x

Mkey [24]

Answer:

x = 23

Step-by-step explanation:

1/4(x-3)=5

Multiply both sides by 4.

x - 3 = 20

Add 3 to both sides.

x = 23

4 0

3 years ago

Help me please!!!

34kurt

Step-by-step explanation:

sin(2x) + cos(3x)

Use double angle formula sin(2x) = 2 sin x cos x.

Use triple angle formula cos(3x) = 4 cos³x − 3 cos x.

Substitute:

2 sin x cos x + 4 cos³x − 3 cos x

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3 years ago

Rosie bought a puppy. She weighed it for 2 months. The first month it weighed 2 1/2 pounds. Then she weighed it again the next m

Dvinal [7]

The puppy weights 3.75 pounds now

3 0

3 years ago

1 Sole for x. Round your answer to the nearest tenth.*<br> 17<br> 6

BaLLatris [955]

Answer:

15.9

Step-by-step explanation:

Formula:

a² + b² = c²

6² + x² = 17²

36 + x² = 289

x² = 253

$\sqrt{x^2} =\sqrt{253}$

x = 15.91

5 0

3 years ago