10(4^2-(9)
Since 16-9 is 7
And 10 times 7 is 70
Answer:
7x-7=y
Step-by-step explanation:
5x+7y=10
5x-10=10-7y-10
5x-10=-7y
(1/7)5x-10=7y(1/7)
5x/35-10/70=y
7x-7=y
<em>Sana</em><em> </em><em>maka</em><em>tulong</em><em> </em>
0.7 is rounded to the tenth place