Answer:
-13,-12,-11
Step-by-step explanation:
-13 + (-12) + -(11) = -36
cmiiw
Answer 3 times 4 =12 12-3=9 distributive
Step-by-step explanation:
Answer:
7 feet
Step-by-step explanation:
Answer:
a^2-ab+b^2
Step-by-step explanation:
factorize both of them.
Answer:
60 degrees
Step-by-step explanation:
a+b+c= 180 degrees therefore 5x + x + 3x = 9x
9x=180 (divide) --> x=20
since c = 3x substitute in 20 for x --> 3(20) = 60 degrees for angle c