Answer:
Third option
Step-by-step explanation:
-10x+25=0 is the correct answer. 100% sure
If 4 out of 25 phone chargers in a box are defective, what is the probability of picking out 2 of them and getting 2 defective c
1 answer:
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Perimeter is the sum of all the sides. So we can set up an equation:
Now solve for 'x', combine like terms:
When it comes to terms with variables it's just like normal addition but we keep the variable:
So we have:
Add:
Subtract 7x to both sides:
Subtract 4 to both sides:
Divide 5 to both sides:
Now solve for 'x', combine like terms:
When it comes to terms with variables it's just like normal addition but we keep the variable:
So we have:
Add:
Subtract 7x to both sides:
Subtract 4 to both sides:
Divide 5 to both sides:
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