0.4(5x-15+2.5(x+3) solve for x with an explenation
1 answer:
Step-by-step explanation:
0.4(5×-15+2.5×+7.5)use 2.5 to multiply the inner bracket
use 0.4 to multiply the equation in the bracket
2x-6+1+3
2×-5+3
2×-2
since there is no" equal to "sign this is the final answer
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Answer:
28 4/9oz.
Step-by-step explanation:
I'd convert this to ounces. A gallon is 128oz.
2x128=256
Now, divide by 9.
256/9≈28.44oz., or 28 4/9 oz.
Answer
Less than
Step-by-step explanation:
Because 40min is equal to 2400 seconds
Answer:
40%
Step-by-step explanation:
To the second part. Just took it on edg
an = a1 +d(n-1)
a4 =a1+d(4-1)
-4 = -1+d(3)
add 1 to each side
-3 = 3d
d= -1
an = a1 +d(n-1)
an = -1 +-1 (n-1)
an = -1 -n +1
an = -n
Choice D
