Answer:
x=4
Step-by-step explanation:
5-3(2x-7)=5-6x+21=-6x+26
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12-5(x-2)=12-5x+10=-5x+22
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-6x+26=-5x+22
-6x-(-5x)=22-26
-6x+5x=-4
-x=-4
x=4
Answer:
a.) 10% is correct. If you add them all together it's 50 pennies. Lincoln and steel pennies equal 10 and 10 of 50 is 10%
Answer:

Step-by-step explanation:
Given


Required
Determine the number of bags sold
First, we need to determine the number of bags for 27 pears;
Since they are packed in 3s


Hence:
9 bags were used for 27 pears;
After 5 bags were sold, we have:


Recall that the pears are packed in 3s
So:


Answer:

Step-by-step explanation:
The lengths of the sides of the scalene triangle are 6, 11, and 12.
We want to use the law of cosines to find the largest angle.
Note that the largest angle is always opposite the largest side.
Therefore:

The largest angle is 84 degrees to the nearest angle.
Answer:
x=6
Step-by-step explanation:
its an equilateral triangle so all sides are the same measure
9=3x-9
18=3x
x=6