Supplementary means adds to 180
A+B=180
B=73
A+73=180
minus 73 both sides
A+73-73=180-73
A+0=107
A=107
A=107 degrees
Answer:
the answer is B. (15,4) :
Step-by-step explanation:
Answer:
is an isosceles right triangle, angles 45, 45, & 90 degrees
Step-by-step explanation:
Answer:
-3x = 7 .
Step-by-step explanation:
-3x - 6 - 1 =
-3x - 7
Hope that helps!