Which of the expressions have positive values and which have negative values 7 - (-4) - 3 + (-2) 5-8 - 10+12

Positive: 7 - (-4) and - 10+12

Negative - 3 + (-2) and 5-8

Step-by-step explanation:

Addition and subtraction rules:

2 negatives make a positive

A bigger positive number added to a smaller negative number is positive

A negative plus a negative is a negative.