Answer:
-12
Step-by-step explanation:
if you use substitution
2*-5+2-4
-10+2-4
-8-4
-12
Answer:
6x + 4 = 40
Step-by-step explanation:
6 boxes
x = number of pencils per box
therefore Sam had 6x and received 4 more
Answer:
x = -6.25
Step-by-step explanation:
-4(1.75 + 1x) = 18
1.75 + 1x = 18/-4
1.75 - 1.75 + x = -4.5 - 1.75
x = -6.25
Answer: x = -6.25
The sum of the interior angles of any triangle is 180 degrees. It does not depend on which triangle we are discussing that this fact is true for all triangles. 180 degrees is a straight line.
