8.5b.
7a= 5a +3b
-5a -5a
2a = 3b
/2
a= 1.5b
Solve by substitution and you get;
8.5b=8.5b
Because of the lack of constants in the equation there isn't a definite answer.
Is this qusioun as of today may 18?
5. N=6
Isolate the variable by dividing each side by factors that don't contain the variable.
6
Solution
Step 1:
Write the lateral surface area or curved surface area of a cylinder:

Step 2:
Write the given data
Height h = 8ft
Radius r = 4 ft
Step 3:
Substitute in the formula to find the lateral surface area.

Final answer
201.1
Answer:
26:39
Step-by-step explanation:
65=2x+3x
65=5x
x=13
26:39
check:
26+39=65