For this problem, I'd use cross-multiplication.
9/12 = x/8.
When cross multiplying, multiply 12*x and 9*8. This leads to a new equation:
12x = 72.
Then you solve as an algebra problem.
*Divide 12 on both sides*
x = 6.
Answer:
you estimate usally by the nearest 100. in this case its by 10 so your estimate answer is 30 because your final answer is 26. is the last number is greter than 5 you round up and lower than 5 you round down
Step-by-step explanation:
Answer:
Step-by-step explanation:
Hello,
First of all, we know that the solution of the following equation
are

<em>I would suggest that you try to apply this formula first and check the solution only after you try.</em>
Let's apply it in this case, we have:


Hope this helps.
Do not hesitate if you need further explanation.
Thank you
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