Answer:
x = 101°
Step-by-step explanation:
15 + 25 + 39 + x = 180
79 + x = 180
x = 101
Answer:
X^2 +x -6 or the last option
Step-by-step explanation:
Answer:
x=
−399
/75
Explanation:
Step 1:
−34(8x+12)=3(x−3)
(−34)(8x)+(−34)(12)=(3)(x)+(3)(−3)(Distribute)
−272x+−408=3x+−9
−272x−408=3x−9
Step 2:
−272x−408−3x=3x−9−3x
−275x−408=−9
Step 3:
−275x−408+408=−9+408
−275x=399
Step 4:
−275x
−275
=
399
−275
