mariana8418 mariana8418

27-09-2019
Mathematics

contestada

One Solution
3x + 9 + 4x + 3 =

Respuesta :

27-09-2019

3x + 9 + 4x + 3 = 7x + 12

Add 3x + 4x =7x

Add 9 + 3 = 12

Answer: 7x + 12

Answer Link

Otras preguntas

What is the central idea of this excerpt? Support your thinking with evidence from the text (1-2 quotes). For each quote, explain how that quote supports the ce

WHAT IS MEANT BY THIS STATEMENT AND WHAT IS ITS ANSWER

Help!!! I need help with this and I need it so bad!!

please help me answer this question

based on the data set below what is the relative mass of the quarter? actual mass(g) dime 2.30 nickel 5.00 penny 2.50 quarter 5.66

Triangle ABC has a perimeter of 22cm AB=8cm BC=5cm By calculation,deduce whether triangle ABC is a right-angled triangle (This question is part of the Pythagora

A rubber band with a mass of .003 kg is projected at a velocity of 22 m/s. What is the kinetic energy of the rubber band? 1 452 J 0.066 Ј 0.033 Ј 0.726 J

What is one of the main reasons mathematicians give for introducing new notation?

Solve for r. -14 + 2r = 2 Answer: Sub

What is the surface area of this square pyramid? Round your answer to the nearest tenth, if necessary. 43.8 yd² 66.6 yd² 105 yd² 171.6 yd²