Let x = the number of green apples, let 4x = the number of red apples
4x + x = 50
Zero, distributive, commutive. thats all I can think of.
<h2>Step-by-step explanation:</h2>
-5/7 + x = -1
(-5+7x)/7 = -1
-5 + 7x = -7
7x = -2
<h2>x = -2/7</h2>
please change the digit as per ur QUESTION