Solve for t t=42-0.7t

$t = 42 - 0.7 t$

Move all terms containing $t$ to the left side of the equation.

Add $0.7 t$ to both sides of the equation.

$t + 0.7 t = 42$

Add $t$ and $0.7 t$ .

$1.7 t = 42$

Divide each term in $1.7 t = 42$ by $1.7$ and simplify.

Divide each term in $1.7 t = 42$ by $1.7$ .

$\frac{1.7 t}{1.7} = \frac{42}{1.7}$

Simplify the left side.

Cancel the common factor of $1.7$ .

Cancel the common factor.

$\frac{1.7 t}{1.7} = \frac{42}{1.7}$

Divide $t$ by $1$ .

$t = \frac{42}{1.7}$

Simplify the right side.

Divide $42$ by $1.7$ .

$t = 24.70588235$