Solve the Integer Expression: -7 + 5 + 2 + 1

−7+5+2+1= -7+5+2+1=

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Step-by-step video solution

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00:00 Use the substitution law in order to rearrange the exercise
00:11 Addition and subtraction are at the same level according to the order of operations hierarchy, thus we solve from left to right
00:20 This is the solution!

Step-by-step written solution

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1

Understand the problem

−7+5+2+1= -7+5+2+1=

2

Step-by-step solution

According to the rules of the order of arithmetic operations, we solve the exercise from left to right since it only has addition and subtraction operations:

−7+5=−2 -7+5=-2

−2+2=0 -2+2=0

0+1=1 0+1=1

3

Final Answer

1 1

Practice Quiz

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\( 8 - 2 + 6 = \)

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