Answer:
<h2> The second: 8m + 7n - 3 </h2>
Step-by-step explanation:
Q = 7m + 3n,
R = 11 - 2m,
S = n + 5,
T = -m - 3n + 8.
Q + S - T = 7m + 3n + (n + 5) - (-m - 3n + 8)
Q + S - T = <u>7m</u> + 3n + n + 5 <u>+ m</u> + 3n - 8
Q + S - T = 8m + 7n - 3
Answer:
d = A or 49
Step-by-step explanation:
25^2 =625
24^2 = 576
625-576= 49 or 7^2
Answer:
2 1 3
Step-by-step explanation:
2/15
4/5-2/3
convert so they have the same denominator
12/15-10/15
solve
2/15
