Twice a number (2x) decreased by 7 (- 7).
2x - 7
Two times a specfic number (x) subtracted by 7.
Answer:
18.9
Step-by-step explanation:
Answer:

Step-by-step explanation:
Write down the slope-intercept form:

Where m is the slope and b is the y-intercept.
To turn the equation into slope-intercept form, isolate y on the left-hand side:

Rearrange the equation a bit:

Answer:6a+9
Step-by-step explanation:
You cant combine a number with a variable that doesn’t have a variable
The answer is 42+26=68 I just guessed and checked