s27956838 s27956838

04-06-2021
Mathematics

contestada

Simplify the expression:
7r–3r+9r

Respuesta :

markchindudzi716 markchindudzi716

04-06-2021

Answer:

13r

Step-by-step explanation:

all like variables so add the coefficient

7+(-3)+9

7-3+9

13

=13r

Answer Link

Otras preguntas

Find the distance between (−5, 8) and (6, 8).

Una bióloga observa que una especie A de algas marinas habita a 10 m de profundidad y una especie B a 25 m de profundidad. ¿Cuál es la diferencia entre las prof

Which statement bestvdescribes a difference between the poem Ellis island and the essay thanksgiving a Native American view

Make an inference. Describe how Dr. Patterson feels about her relationship with Koko. Use evidence from the text to support your response. Explain your evidence

Name one good thing that has come out of being quarantined, for you personally or for others, due to coronavirus. Explain why in at least 5 sentences. WILL MAR

True or false: it is legal for a goalie to jump forward or come off his line during a penalty kick

Sally’s phone ————————— 1) Where’s Sally?

Which statement best describes the polynomial? -24x7 – 12x2 - 9x+6

The bottom of a boat lies 7 feet below the surface of the water the boat stands 18 feet above the surface of the water, Which expression can be used to find the

Tech A says that the difference between stored pulse width and the actual pulse width required to keep the mixture at the correct ratio is called fuel trim. Tec