Answer:
69
Step-by-step explanation:
the answer is 69 bc it is correct
3x-4y=10
-20-x+2y=10 then -30+2y=x now plug this in the other equation:
3(-30+2y)-4y=10
-90+6y-4y=10
2y=100
y=50
Answer:
3/7
Step-by-step explanation:
To find the square root of a fraction, find the square root of the numerator and denominator individually
So, √9 = 3
√49 = 7
Put them back as a fraction = 3/7
Hope this helps
Please mark brainiest
Answer:
y = -1/2 x + 6
Step-by-step explanation:
2x + 4y = 24
4y = -2x + 24
divide each expression by 4
y = - 1/2x + 6