Answer:
it's 21 because if you do 7x3 you get =21
3r + 2rt = 18
r is the common factor
r(3 + 2t) = 18
r= 18/ 3 + 2t
r= 6 + 9t
Hope this helps!
B because it’s the only true one and more than have of the weights are less than 12
4*7 5*nothing 3* nothing 6*nothing
Answer:
Step-by-step explanation:
5) -7 (-15w + 21) + 3(18 - 27w)
Step 2: 105w - 81w - 147 + 54
6)
step 3: 24w - 93
