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harina [27]
2 years ago
7

7) 5x – 3y – 4z = 24 5x + 3y + 5z = 27 4x - 3y + 5z = 28

Mathematics
1 answer:
OLEGan [10]2 years ago
8 0

Answer:

Step-by-step explanation:

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Please help , thank you !!!!!!1
Lynna [10]
Answer is 7.
55+5X=90
5X=90-55
5X=35
X=35/5
X=7
6 0
3 years ago
. Identify the converse of the conditional statement. Determine the truth values of the original conditional and its converse. I
Cerrena [4.2K]
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.

The answer should be A which is:
<span>
If the measure of an angle is 90, then it is a right angle.
Original: true
Converse: true

</span><span>p is angel is right
</span><span> q is its measure is 90
</span><span>the statement is p then q so the converse is q then p </span>
7 0
3 years ago
Find the zeros of y = x + 6x- 4 by completing the square.
dsp73

Answer:

\large\boxed{x=-3\pm\sqrt{13}}

Step-by-step explanation:

(a+b)^2=a^2+2ab+b^2\qquad(*)\\\\\\x^2+6x-4=0\qquad\text{add 4 to both sides}\\\\x^2+2(x)(3)=4\qquad\text{add}\ 3^2=9\ \text{to both sides}\\\\\underbrace{x^2+2(x)(3)+3^2}_{(*)}=4+9\\\\(x+3)^2=13\Rightarrow x+3=\pm\sqrt{13}\qquad\text{subtract 3 from both sides}\\\\x=-3\pm\sqrt{13}

8 0
3 years ago
How do you write 90,523 in word form
zmey [24]

nindy thousand five hundred and twenty three. Hope this helps!

4 0
3 years ago
Read 2 more answers
I need help please anybody
erma4kov [3.2K]
Answer: area= 4.7

Area=pi*r^2=3.14*1.5=4.71=4.7 (nearest tenth)
6 0
2 years ago
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