7. the folding chair has different settings that change the angles formed by its parts. suppose m< 2 is 31 and m< 3 is 72. find m< 1. the diagram is not to scale.

a. 123
b. 113
c. 93
d. 103

i need an answer plus an explanation so i understand this correctly.. and don't answer if you don't know. if it's not an answer then don't answer at all.

113

Step-by-step explanation:

just did the test

step-by-step explanation:

sry but any answer choices

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.