raksud441 raksud441

04-05-2022
Mathematics

contestada

if 2a+3b=12 and a-3b=0, then what is the value of a?

Respuesta :

sarahadoniram1 sarahadoniram1

04-05-2022

Answer:

a=4

Step-by-step explanation:

2a+3b=12

+

a-3b=0

3a=12

a=4

Answer Link

Otras preguntas

how do u divide 16 by 3/5

Identify the turning point of the function f(x)=x^2-2x+8 by writing its equation in vertex form. Show work

What organs work with skin?

after clicking the start button on your computer screen desktop what option would you then select to examine system components you might want to modify?

An ant sits on the back of a mouse. The mouse carries the ant across the floor for a distance of 10 meters. Was there work done by the mouse? Explain.

after clicking the start button on your computer screen desktop what option would you then select to examine system components you might want to modify?

which inequality is equivalent to 7x-2y> 8. A) y> 7/2x+8 b) y>-2/7x+8/7 c) y <7/2x-4 d) y <-2/7x-4/7 (whats a Inequality? )

Using the equation y=ax^2+bx+c to represent a parabola on a graph, which statement is true?1) If b is negative, the parabola opens downward2) If a is negative,

Which substance will combine with oxygen gas to produce a greenhouse gas? a. Na b. S c. H₂ d. Ne e. C

Many colonial people volunteered to fight for the Allied forces because they hoped their service would win their colony's ____