Answer: x ≤3
Step-by-step explanation:
Your answer is correct
Answer:
-0.8333
Step-by-step explanation:
used omni calculator
https://www.omnicalculator.com/math/slope
4x - 3y + 20 = 0....4x - 3y = -21
4x - 3y = -21.....multiply by -2
5x - 6y = -25
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-8x + 6y = 42 (result of multiplying by -2)
5x - 6y = -25
---------------add
-3x = 17
x = -17/3
this system of equations has 1 solution
Answer:
multiply the givens. use a calculator
16 +28+32+4=80 80 total coins x.15 =12 coins sold