Answer:
Step-by-step explanation:
sin2x = 2sinx*cosx
=
* cosx
=
* cosx
= 2 
=
= 24/25
Remember you can do anything to an equation as long as you do it to both sides
(y/4)-49=-9
isolate the variable
add 49 to both sides
y/4=40
multiply both sides by 4 to clear fraction
y=160
Answer:
Pretty sure it's 3.5 because...
Step-by-step explanation:
7 ÷ 2 = 3.5
Answer:
x=-2/7
Step-by-step explanation:
Answer:
Yyggggvvvyy I am not your
Step-by-step explanation: