kwkvide kwkvide

23-11-2020
Mathematics

contestada

Evaluate the expression when =y−7.
y^2+4y-5

Respuesta :

23-11-2020

(-7)^2 + 4(-7) -5
= 49 - 28 -5
= 16

Answer Link

Otras preguntas

Mr. Rowley has 16 papers and 14 exit tickets to return. Ms. Rivera has 64 homework papers and 60 exit tickets to return. For each teacher, write a ratio to repr

Why do some investigations require a control?

The electric company charges 3 cents per kilowatt-hour. George used 2800 kilowatt-hours in april, 3200 kilowatt-hours in may and 3600 kilowatt-hours in June. W

If objects travelling at near the speed of light gain mass because their energy of their motion is being converted into mass, the does a photon gain mass?

when i double my number and add 8 i get my number + 12 WHAT IS MY NUMBER

Can someone help me on number 9 please?

please help me write an algebraic expression equation. then solve these percent problems.A $150 leather jacket is going on sale for a 25% discount. How

I have this weird question that has to do with linear equations (I think), and this is what it says. Let f(x) = 4x - 5 A. Find f(3) B. Find x when f(x) = -21 C

n what way did the Christian Crusades contribute to the decline of the Byzantine Empire ?

The biologist discovered that from 1988 to 1993, the average beak size declined to pre-1981 levels. The reversal in beak size from 1988 to 1993 was most likely