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inna [77]
4 years ago
15

I don't understand this​

Mathematics
2 answers:
drek231 [11]4 years ago
6 0
Ok I will help u....

if u have any doubts ask me
please mark as brainliest
aliya0001 [1]4 years ago
3 0

What don’t you understand ?

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10x +2y = 64
Musya8 [376]

Answer:

<h2>x = 4, y = 12 → (4, 12)</h2>

Step-by-step explanation:

\left\{\begin{array}{ccc}10x+2y=64&\text{multiply both sides by 2}\\3x-4y=-36\end{array}\right\\\underline{+\left\{\begin{array}{ccc}20x+4y=128\\3x-4y=-36\end{array}\right}\qquad\text{add both sides of the equations}\\.\qquad23x=92\qquad\text{divide both sides by 2}\\.\qquad x=4\\\\\text{put the value of x to the first equation:}\\\\10(4)+2y=64\\40+2y=64\qquad\text{subtract 40 from both sides}\\2y=24\qquad\text{divide both sides by 2}\\y=12

5 0
4 years ago
What is the distance of -a and a?
melamori03 [73]

Step-by-step explanation:

Distance = positive value

a + a = 2a

6 0
3 years ago
Read 2 more answers
Lina spent 1/3 of her money. She now has $20 left. How much money did she have originally
PSYCHO15rus [73]

Answer:

60

Step-by-step explanation:

1/3 of 60 is 20

in other words

20 x 3 = 60

8 0
3 years ago
Read 2 more answers
How many terms are In 5x-2 ​
vagabundo [1.1K]

✧・゚: *✧・゚:*    *:・゚✧*:・゚✧

                  Hello!

✧・゚: *✧・゚:*    *:・゚✧*:・゚✧

❖ There are 2 terms in 5x - 2. Each number (including the variable) counts as a term.

~ ʜᴏᴘᴇ ᴛʜɪꜱ ʜᴇʟᴘꜱ! :) ♡

~ ᴄʟᴏᴜᴛᴀɴꜱᴡᴇʀꜱ

4 0
3 years ago
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HELP A MEEEE whats 1Million x 1Million
seraphim [82]

Answer:

one trillion

Step-by-step explanation:

5 0
3 years ago
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