Answer:
A
Step-by-step explanation:
You first divide 4.2 and 0.7, which is 6. hen you subtract/add left to right, and that equals 6.2, and A is 6.2.
Hope it helps!
6x^2 - 19x - 55 = 6x^2 -30x + 11x - 55 = 6x(x - 5) + 11(x - 5) = (6x + 11)(x - 5)
Hopes This Helps you!
B is 50 and A is all of them?