18. equivalent
16x5 does equal 10x8
19. equivalent
13-0 does equal 0
20. Not equivalent
12-2 doesn’t not equal 7-3
For all three of these equations you have to use PEMDAS (systems of equations) so first you solve everything that’s in parentheses, then any exponents, followed by multiplication,division,addition, and lastly subtraction. You MUST follow that order to get the correct answer.
Answer:
b^20/a^12
Step-by-step explanation:
b to the power of 20 over a to the power of 12
Density = m/v with mass being in grams and volume in mL......
192 grams/250 mL = 0.768 g/mL
Lol i hope tou meant simplify
There is 5280 feet in 1 mile.
hope this helps
