You can prove that a=5, b=3, 5=3+2 and a=b+2.
Answer:
(7,3)
Step-by-step explanation:
difference is 4.5x and -.5y
so apply to (2.5,3.5) and you get (7,3)
Answer:
2/6 - 1/6 = k
Step-by-step explanation:
X + y = 85
2x + 4y = 218
x = 85 - y
<span>2(85 - y) + 4y = 218 </span>
<span>170 - 2y + 4y = 218 </span>
<span>170 + 2y = 218 </span>
<span>2y = 48 </span>
<span>y = 24 </span>
<span>x = 61</span>
