JuliennaD396395 JuliennaD396395

03-11-2022
Mathematics

contestada

Which expression is equivalent (4x + 2y - z) - (x - y + 7)A3x + 3y - 8zB3x + y - z + 7с3x + 3y - z - 7D3x + y - z - 7

Respuesta :

AngelynN510165 AngelynN510165

03-11-2022

Answer:

C) 3x + 3y - z - 7

Explanations:

The given expression is:

(4x + 2y - z) - (x - y + 7)

Remove the brackets by explanding the equation:

4x + 2y - z - x + y - 7

Collect like terms:

4x - x + 2y + y - z - 7

Simplify the expression:

3x + 3y - z - 7

Answer Link

Otras preguntas

a subway train starts from rest at a station and accelerates uniformly at 1.8m/s^2 for 15 sec. then it runs at a constant speed for the next 35 sec. before dece

what is 12minus 2 multiply 6 plus 2 divide by 2

Solve the quadratic by factoring 2X²-2X-12=0

a subway train starts from rest at a station and accelerates uniformly at 1.8m/s^2 for 15 sec. then it runs at a constant speed for the next 35 sec. before dece

what we need to become success

what do I do to figure out this problem:3x+8=26+x

What's the other word speaking in circles; round-about speech

Your friend is asked to differentiate between evaporation and boiling.what questions could you ask to make him to know the difference between evaporation and bo

How would you call in other words to scold or punish severely

How many moles of water (H2O) would be produced if 10 moles of O2 gas reacted completely with excess H2 gas?2 H2(g) + O2(g) → 2 H2O(g)A. 5 B. 10 C. 20 D. 30