3(2x-4)-2(5x-2)=-20 what is the value of x
1 answer:
Step-by-step explanation:
3(2x - 4) - 2(5x - 2) = -20
6x - 12 - 10x + 4 = -20
-4x - 8 = - 20
-4x = -20 + 8
-4x = -12
x = -12 ÷ -4
x = 3
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Answer:
Step-by-step explanation:
Set up a proportion
15 Liters / 4 gallons = 210 Liters / x Cross Multiply
15x = 4 * 210 Combine the right
15x = 840 Divide by 15
x = 840 / 15
x = 56 gallons
51 * 2^x
51 * 2^0 = 51 * 1 = 51
51 * 2^1 = 51 * 2 = 102
51 * 2^2 = 51 * 5 = 204
...
Answer:
91.67%
Step-by-step explanation:
No it doesn't rise as x grows really large.
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