Answer:
a = 6 , b = 5
Step-by-step explanation:
using the rule of radicals
×
= 
then

= 
=
× 
= 6
with a = 6 and b = 5
Answer:
I think the last one try I guess if not then ask someone else
Answer:
x = 1.5
y = 0
Step-by-step explanation:
10x + 5(2x - 3) = 15
10x + 10x - 15 = 15
20x - 15 = 15
20x = 30
x = 1.5
y = 2(1.5) - 3
y = 3 - 3
y = 0
Check:
10(1.5) + 5(0) = 15
15 + 5(0) = 15
15 + 0 = 15
15 = 15
Answer:
B
Step-by-step explanation:
|-8|=8, and all the others are less. hope that helped
You can check khan academy for help I’m sorry I don’t exactly know :(