Answer:
x = 25
Step-by-step explanation:
x : (x+10) = 5:7
Fractional form
x / x+10 = 5/7
Cross multiply:
x * 7 = (x+10) * 5
7x = 5x + 50
7x - 5x = 5x + 50 - 5x
2x = 50
x = 25
Check:
25 : 25 + 10
25 : 35
25/35 = 5/7
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(40×5)+(2×5) so 40×5=200 and 2×5=10 so 200+10=210
Answer:
the awnser would be a(g(x)=3x2
Answer:
I think it's right answer is 530
10x=1/2x+3
I think it's right, but not 100% sure