Perform the indicated operation. 3 + (-4) 1 -1 7 -7

For this case, what we must do is solve the following algebraic expression:

According to the law of signs we have to:

Thus, applying the aforementioned law we have to:

Rewriting we have:

-1

Step-by-step explanation:

3+-4

Since the signs are opposite, we subtract the two numbers and take the sign of the larger

4-3 =1

The sign of the larger number (-4) is negative

-1

3+-4 = -1

72 fudge and 75 toffee

step-by-step explanation:

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step-by-step explanation: