Answer:
Step-by-step explanation:
2/5 + 3/7 + 1/4 = 28/140 + 60/140 + 35/140 = 123/140
Answer: 4a2-20ab+12b2+4a+4
the 2 is squareing 4a and 12b
Step-by-step explanation:
expand move the parentheses
multiply the parentheses
collect like terms
Answer:
16
Step-by-step explanation:
An equivliant to 8x6 is 6x8