The expression for 3m-4n-8 as a sum
1 answer:
3m+(-4n)+(-8)
or this other may work for you too
3m-(4n+8)
I recommend you the first one though
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= 3m-10m - 20 + 1/5
= -7m - 19 4/5
1/2 x (10.2 + 12.2) x 12.6 = 141.12 cm^2
Answer:
2222
Step-by-step explanation:
Replace x with a^2:
7(a^2)^2 - 8
Multiply the exponents:
7a^4 - 8