x - y = a + b
ax + by = a^2 - b^2
solve by cross multiplication method
please give solve on paper and with explanation that I could do more like this
I will give you 10 thanks please
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Answers
Answered by
0
Answer:
X-Y=a+b
ax+by=a^2-b^2
Step-by-step explanation:
Then,
x - y =a +b
ax +by = a² - b²
x/ -a²-ab+b²-b² = y/a²+ab-a²+b² = -1/-a-b
x/ -a²-ab =1/ a+b
x = -a(a + b)/a+b
x = -a
y/b²+ab = 1/a +b
y = b(a+b)/a+b
y =b
hope u can understand
Answered by
3
Step-by-step explanation:
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