The side lengths of a triangle are 6, 8 and 12 is this a right triangle

No, Because 6^2 + 8^2 = 12^2

Step-by-step explanation:

$5.41

step-by-step explanation:

$20 - $14.51 = $5.49.

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.