Solve for a.
4/a+4 =-1/a+9
1 answer:
Answer:
a = -8
Step-by-step explanation:
you can solve this proportion by cross-multiplying:
4(a + 9) = -1(a + 4)
now distribute to eliminate parentheses
4a + 36 = -1a - 4
5a + 36 = -4
5a = -40
a = -8
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Answer:
3x - 4y = -4
Step-by-step explanation:
substitute the ordered pair into each equation and ensure that it comes out to be true.
Answer = (7p) + (7q) + 63
Answer and workings in the attachment below.
The variables are: x, y
The constant is: 4
The coefficients are: 5, 3
The exponent is: y^2
1487.93 should be the correct answer I believe.
