The first and the last are correct.
60 + 90
GCF = 30
(30 * 2) + (30 * 3) = 30(2 + 3) <== the correct way
The mistake Axial made was he did not pick the greatest common factor...he picked 3 instead of 30.
Answer:
PLZ MARK BRAINLIEST THE ANSWER IS 9
Step-by-step explanation:
the MPH is 45 miles per hour, 45 divided by 60=0.75. 0.75x12=9