Answer:
x = -5
Step-by-step explanation:
-7x - 8 = 27
-7x - 8 + 8= 27 + 8
-7x = 35
x = 35 ÷ (-7)
b
he can make 8 piles before he runs out and has 2 cards leftover
a₆ = a₇+(6-7)d = -4 -(-5) =1
