The equation simplifies to 2.
How to solve-
PEMDAS shows that you will start off by multiplying. A negative times a positive equals a negative and a negative times a negative equals a positive.
-1 • 5= -5
and
-1 • -7 = 7
-5+7= 2
8 jars because you subtract 0.56 from 6. Afterwards, you divide the difference which is 5.44, by 0.68 and get eight.
−10x + 1 + 7x = 37
combine like terms
-3x +1 = 37
subtract 1 from each side
-3x = 36
divide by -3 on each side
x = -12