Question

1. Solve for the variable.
-7X + 8.4 = 39.9​

Answer 1

Answer:

the value of 'x' is -4.5

Step-by-step explanation:

-7x+8.4 = 39.9

Or, -7x = 39.9-8.4 = 31.5

Or, x = 31.5÷(-7) = (-4.5)