Answer:
A
Step-by-step explanation:
<span>This is pretty easy, the answer is 124</span>
Answer:
(4, 3)
Step-by-step explanation:
x = (-2 + 10)/2 = 4
y = (3+3)/2 = 3
(4,3)
Answer:a=130,b=50
Step-by-step explanation:
a+b= 180
2a-5b=10
2(180-b)-5b=10 (I have substituted (180-b) for a here.)
360-2b-5b=10
350=7b
b=50
a+50=180
a=130