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2 years ago

The solution to the equation 3(x + 2) = 2(2x + 2) is a) 4 b) 2 c) 3 d) 0

Mathematics

1 answer:

vodomira [7]2 years ago

5 0

Step-by-step explanation:

Use distributive property:

3x+6=4x+4

Eliminate one variable:

Subtract 3x from both sides.

6=x+4

Subtract 4 from both sides:

2=x.

B is correct.

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Calculate angle S in the rectangle MATH.

Mademuasel [1]

S = 122

Explanation:

Angle HAT = Angle MTA = 29 degrees

Angle TSA = 180 - (29 + 29) = 180 - 58 = 122 degrees (Sum of angles in a triangle)

Angle S = Angle MSH = Angle TSA = 122 degrees

3 0

3 years ago

F(x) = 5x +21x² – 21x–5; x+5

Aleks04 [339]

Answer:

is 36(x) im not sure if x should be there

Step-by-step explanation:

I am not sure but i hope it's right

f(x)=5x+21x^2-21x-5;x+5 first you simplify

F(x)=6x^2

F(x)=36

6 0

3 years ago

When a kite is flying, the string makes an angle of 22° with the horizontal, and the string is 200m long. How high is the kite?

AURORKA [14]

Answer: Check the picture below.

Make sure your calculator is in Degree mode.

the question "how long is the kite?" is not quite clear, i suppose it was asking how far it was from the ground (b) or horizontally (a). I calculated both, I hope this helps

5 0

2 years ago

2. 3x + 2y = 22 5x – 2y = 42

hammer [34]

Step-by-step explanation:

3x+2y=22

5x-2y=42

by adding both equation

8x. =64

x=64/8=8

substituting x in the 1st equation

we get,

3*8+2y=22

24+2y=22

2y=22-24

y=-2/2=-1

therefore,

x=8

y=-1

6 0

3 years ago

Read 2 more answers

kayla bought H number of hats for $13.25 each.if she has 50 to spend ,how many hats could she have bought?

lord [1]

She can only buy 3 which is 13.25x3=39.75 if you do times 4 than it will be 54 which is not enough

7 0

4 years ago