Sahil got 28 questions right on the math test. Angelina got 7 more right answers than Sahil. There were 40 questions on the test. How many answers did Angelina get right on the math test? The equation that represents this situation is Response area.

1. a + 7 = 12
2. a - 7 = 28
3. 7 + 12 - a
4. 70 = 40 - a

answer: 38.47 is your answer

step-by-step explanation: hope i you and who ever sees this answer have a great rest of your day : )

-13

step-by-step explanation:

f(x)=2x-5 for f(-4)

f(-4)   means let x=-4

f(-4) = 2(-4) -5

f(-4) =-8-5

      = -13

inverse operation of addition

step-by-step explanation:

f(gx)=f(1/x+2)

=(1/x+2)+2

=(1+2x)/2+2

=(1+2x+4)/2

= (2x+5)/2