I don’t understand you second question but this is the work for the first one.
Hope it helps!
Answer:
x=6.42
Step-by-step explanation:
Multiply both sides by 5.35.
x=1.2×5.35
Simplify 1.2×5.35 to 6.42.
x=6.42
The answer is 6
hope this helped
Answer:
1,350
Step-by-step explanation:
45*30=1,350
Answer: √90=3√5⋅2=3√10
Step-by-step explanation: