What is -30+-30-30-30

-120

Step-by-step explanation:

-30+-30-30-30

30 - 30 - 30 - 30

- 120

They are all -30's...easiest way is to multipliy -30 by 4 and you get -120...or-3 times 4 and then add a 0 at then end of ur answer

Hope this helped!

Have a day!

-120

Step-by-step explanation:

-30

but you have -30 -30 -30

what if we add it to make -90

then we have -30

same thing if you forgot to put + like

-30 + -30 + -30 + 30

still would be -120

answer: the two figures are congruent.

step-by-step explanation: they're congruent because figure efgh is reflected across the x and y axis but it was also rotated.

hope it !