Question

if 3x - 4x = 10 and xy = -1
find the value of 9x² +16 y²​

Answer 1

Answer:

here's your answer

Step-by-step explanation:

3x-4x=10;x=1/10 xy=-1;y=-10

9x²+16y²=9(-10)²+16(10)²=900-1600=700

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