Please help!! I’m failing math and I have no idea what the answer is and if I don’t do my hw and keep failing I might have to re
peat the grade! please let me know if you know the answer <3. I provided a photo! but I’ll but it here too
question⬇️⬇️
which expression is equivalent to 5(4x + 3) - 3x
A) 18x + 15
B) 18x + 3
C) 7x + 8
D) 2x + 8
question⬇️⬇️
which expression is equivalent to 5(4x + 3) - 3x
A) 18x + 15
B) 18x + 3
C) 7x + 8
D) 2x + 8
1 answer:
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Answer:
Step-by-step explanation:
1 n=0
1 1 n=1
1 2 1 n=2
1 3 3 1 n=3
1 4 6 4 1 n=4
1 5 10 10 5 1 n=5
1 6 15 20 15 6 1 n=6
This is where n is the exponent in
.
Now we want to expand:
or we we can rewrite as
.
Let's replace with
and
with
in the expansion:
Let's simplify a bit: