What are the solutions of x^2+10x+21=0?
2 answers:
(x+7)(x+3) so therefore you set each equation = 0...
x + 7 = 0
x + 3= 0
and solve
x = -3
x = -7
<span>x=<span>−7</span>,<span>−3</span></span><span>x=<span>−3</span>,<span>−7
</span></span>These are the only solutions that I could find
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2x+5=25
2x=25-5
2x=20
X=20/2
X=10
Plug in 2 wherever you see 'a'
3(2) + 5(2)(2)
1. 3×2 = 6, so:
6 + 5(2)(2)
2. 5×2=10, 10×2=20, so:
6 + 20
The final answer is 26.
Answer:
30
Step-by-step explanation:
bdc=30
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