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mezya [45]
4 years ago
10

If X squared equals 16 then X equals 4

Mathematics
1 answer:
AfilCa [17]4 years ago
6 0
That would be correct because if x times x =16 than that means that the square root of 16 is 4
You might be interested in
Evaluate the expression when a=-15 and b=-5. b^2 / a + 5​
DENIUS [597]
Answer: 20/3

Solution:

-5^2/-15 + 5
Determine the sign

5^2/15 + 5
Calculate

25/15 + 5
Simplify

5/3 + 5
Transform the expression

5 + 15/3
Calculate

= 20/3

(But there’s alternative forms too!: 6.6, 6 2/3)
3 0
2 years ago
Use a table of signs to solve the inequality
bulgar [2K]

The interval of the provided inequality expression is -5/9 to the infinity [(-5/9),∞) using the table of signs to solve the inequality.

<h3>What is the inequality equation?</h3>

Inequality equation is the equation in which the two expressions are compared with greater than, less than or other inequality signs.

The inequality given in the problem is,

4x + \dfrac{5}{9} - 3x \geq 0

Simplify the equation first by adding the same terms,

4x + \dfrac{5}{9} - 3x \geq 0\\4x - 3x+ \dfrac{5}{9}  \geq 0\\x+ \dfrac{5}{9}  \geq 0\\x\geq-\dfrac{5}{9}

Now in this case, if the value x is ranges from -5/9 to infinity.

Thus, the interval of the provided inequality expression is -5/9 to the infinity [(-5/9),∞) using the table of signs to solve the inequality.

Learn more about the inequality equation here:

brainly.com/question/17724536

#SPJ1

6 0
2 years ago
The larger of two numbers exceeds twice the smaller by one. Three times the smaller exceeds the larger by six. If y is the large
mestny [16]

Step-by-step explanation:

larger number = y

smaller number=x

y>2x+1

y<3x+6

Probably the first one, if I did this right.

To do this problem, you need to know how to read math, <em>literally</em>. The problem says that y is the larger number, so assume the smaller is x. So, y exceeds 2x by 1 (so, y>2x+1). then, it says 3x exceeds y by 6; therefore, 3x+6>y. I may have interpreted it wrong, though, so tell me if I made a mistake :))

Answer:

<u>first one</u>

6 0
3 years ago
6) three times a number increased by four is less than -62
Irina-Kira [14]
6) 3x + 4 < - 62         x = - 23 ⇒ 3(-23) + 4 < - 62
   <u>      - 4     - 4 </u>                              -69 + 4  < - 62
    3x       < -66                                     - 65 < - 62
   <u>÷ 3          ÷3</u>
      x       < -22

7) x/-5 + 1 <u><</u> 7            x = -30 ⇒ -30/-5 + 1 <u><</u> 7
    <u>       - 1    -1</u>                                  6 + 1  <u><</u> 7
    x/-5       <u><</u> 6                                         7 <u><</u> 7
   <u> × -5         × -5</u>
    x           <u><</u> -30

8) x/3 - 2 <u>></u> -12         x = -30 ⇒ -30/3 - 2 <u>></u> -12
    x/3      <u>></u> -10                           -10 - 2  <u>></u> -12
    <u>* 3           *3</u>                                 -12  <u>></u> -12
     x        <u></u><u>></u> -30

9) -2x - 6 > -18                 x = 5 ⇒ -2(5) - 6 > -18
    <u>      +6     +6</u>                               -10 - 6 > -18
    -2x      > -12                                    -16 > -18
    <u>÷ -2         ÷ -2</u>
       x      > 6   ⇒ x < 6
*flip the inequality sign because the divisor is a negative number: This is to make the inequality true.
6 0
3 years ago
Find the value of x such that l ⊥ m.
frozen [14]

Answer:

3x+5+37 =90

3x+42 =90

3x =90-42

3x =48

x =16

7 0
3 years ago
Read 2 more answers
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