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bija089 [108]
3 years ago
13

What is the solution to the equation 4x = 42? x = 6 x = 10 x = 10.5 x = 10.6

Mathematics
1 answer:
photoshop1234 [79]3 years ago
8 0

Answer:

×=10.5

Step-by-step explanation:

4x=42

×=42÷4

x=10.5

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3x - 6<br> type the solution for x=<br> Please help meeee
iris [78.8K]
I think the answer is 16.8
3 0
3 years ago
What is the equation for the line?
postnew [5]

Answer:

y=mx+b

so, y=1/4x+6

Step-by-step explanation:

plug in, then simplify the slope.

8 0
2 years ago
Find the value of x, given cos 0 = 0.4<br><br><br><br> PLEASE HELP!!!!!! And explain if possible
elena-14-01-66 [18.8K]

Answer:

x=30

Step-by-step explanation:

For each right-angled triangle:

\cos\theta=\frac{cathetus \ adjacent \ \theta}{hypotenuse}

Because \cos \theta=0.4, \ \ cathetus\ adjacent \ \theta \ = \ 12, \ \ \ hypotenuse=x

we have an equation

0.4=\frac{12}x

multiplying both sides by x, we get 0.4x=12

dividing both sides by 0.4 and x=\frac{12}{0.4}

using calculator, we divide 12 by 0.4

and finally x=30


8 0
3 years ago
3x+-6+2 &gt; = 5x -8......can someone please solve this
Maksim231197 [3]

Answer:

x ≤ 2

Step-by-step explanation:

If you referencing ">=" as greater than or equal to, follow the solution below:

Solve:

3x - 6 + 2 ≥ 5x - 8

Combine like terms.

3x - 4 ≥ 5x - 8

Subtract 5x from both sides.

-2x - 4 ≥ -8

Add 4 to both sides.

-2x ≥ -4

Divide both sides by -2, while flipping the inequality as well since you're dividing by a negative number.

x ≤ 2

Your answer would be x ≤ 2

6 0
3 years ago
I’m confused please helppp
Alborosie
For the first one we see that the shape is that of a parabola and is translated down a few units, We can eliminate linear, exponential
and looking at the general shapes of quadratic and polynomial functions we can conclude that the graph is from a quadratic equation


So Answer is: (2) quadratic

I hope that helps
4 0
3 years ago
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