Answer:
[3,10]
Step-by-step explanation:
Lmk if you need an explanation and I'll add one.
Answer:
308.65 lb
Step-by-step explanation:
1 lb = 0.45359 kg
140 kg * (1 lb)/(0.45359 kg) = 308.65 lb
Answer:
12:18
Step-by-step explanation:
Answer:
8x+1
Step-by-step explanation:
4+2x+3(2x-1)
1) Distribute the 3 to 2x and -1:
4+2x+6x-3
2) Combine alike terms:
8x+1
If you need any more help let me know in the comments :)
To add with powers, both the variables and the exponents of the variables must be the same. You perform the required operations on the coefficients, leaving the variable and exponent as they are. When adding with powers, the terms that combine always have exactly the same variables with exactly the same powers
http://www.wikihow.com/Add-Exponents#Adding_Variables_with_Exponents_sub