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
1 answer:
Answer:
A: 18x+15
Step-by-step explanation:
5(4x+3)-2x
Distribute the 5
20x +15 - 2x
Combine like terms
20x-2x +15
18x +15
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8x - y = 54
8x + 2y = 60
subtracting, we get -3y = -6
y = 2
x = 7
Answer is (c) (7,2)
Answer: 6¹⁰
Step-by-step explanation:

Answer:
Step-by-step explanation:
a^1=-2
a^n=a×a^n-1
Boys are b
Girls are g
b + g = 120
2g = b
Substitute the second equation into the first
2g + g = 120
3g = 120
g = 40
Plug in g = 40 and solve for b
b + g = 40
b + 40 = 120
b = 80
There are 40 girls and 80 boys.
Answer:
(3,-3) (5,-3) (3,-6)
Step-by-step explanation:
I hope this helps!!