4.9=0.7b

Solution for 4.9=0.7b equation:

Simplifying
4.9 = 0.7b

Solving
4.9 = 0.7b

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '-0.7b' to each side of the equation.
4.9 + -0.7b = 0.7b + -0.7b

Combine like terms: 0.7b + -0.7b = 0.0
4.9 + -0.7b = 0.0

Add '-4.9' to each side of the equation.
4.9 + -4.9 + -0.7b = 0.0 + -4.9

Combine like terms: 4.9 + -4.9 = 0.0
0.0 + -0.7b = 0.0 + -4.9
-0.7b = 0.0 + -4.9

Combine like terms: 0.0 + -4.9 = -4.9
-0.7b = -4.9

Divide each side by '-0.7'.
b = 7

Simplifying
b = 7