Answer:
x=6
Step-by-step explanation:
13x+12=90
13x=78
x=6
Answer:
b) change the places of the numbers in the numerator and the denominator for the second fraction
Step-by-step explanation:
In the phrase "keep change flip":
You "keep" the first fraction.
"Change" the division sign into a multiplication sign.
"Flip" (or switch) the places of the numerator and denominator in the second fraction.
Example:
÷ 

Hope this helps.
Answer:
√13 is not a rational number .......
Step-by-step explanation:
<em><u>mark</u></em><em><u> me</u></em><em><u> as</u></em><em><u> brainliest</u></em><em><u> ❤️</u></em>
Uhh could you provide some answer choices?