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To solve this problem, we will simplify the given expression step by step:
First, consider the expression inside the innermost parentheses: .
Using the rule that subtracting a negative number is equivalent to adding its positive counterpart, we have:
.
Simplifying this gives us .
Now substitute back into the original expression:
.
We can handle the next operation as follows:
is equivalent to .
Simplifying this gives us: .
Next, consider the term . Using the distributive property, distribute :
.
.
Thus, .
Substitute back into the expression:
.
Combine the constants:
.
The simplified expression is:
.
Therefore, the solution to the problem is .
\( 70:(14\times5)= \)
Think of it like removing a debt! If you owe $7 (negative) and that debt is removed (subtracted), you actually gain $7. So .
Use it whenever you see a number or variable multiplied by parentheses. In , multiply -3 by each term inside: both 7 and 4b.
Work step by step and write each step clearly. Use parentheses to group operations: before combining.
The sign in front of 12b matters! When distributing , you get , so the final answer keeps the negative: -52 - 12b.
Yes! is the same as . However, the standard form usually puts the constant term first when it's negative.
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