bradjeff939 bradjeff939

10-03-2022
Mathematics

contestada

80 POINTS -Pre Calc Questions

80 POINTS Pre Calc Questions class=

Respuesta :

rlinga336 rlinga336

10-03-2022

Answer:

x+y=30

2x+3y=80

multiplying equation one by -3 and add equation

-3x -3y=-90

2x +3y=80

2(10)+20(3)=80

80=80

Answer Link

Otras preguntas

Which statements about the graph of the function are true? The function is increasing. The function is decreasing. The x-intercept is (1, 0). The y-intercept i

All of the following were problems settlers on the post-Civil War Texas frontier faced EXCEPT: a.Drought b.Plague c.Hostilities from Native Americans in the reg

I don’t under please help!!!! -2x-x+8

The following dot plot represents student scores on the Unit 1 math test. Scores are in whole number increments. If the test was out of 20 points, about what pe

Beta Limited has opening PP&E balance of 150, a depreciation expense of 75, and a closing PP&E balance of 170, what is Beta's net capital expenditure

when Edward the Confessor died in 1066 leaving no heir, there were thre main rivals for the throne. what is the three main rivals??

A senator, near the end of his first six-year term and running for reelection, made the claim: "Citizens of our state are thriving. While national unemployment

there are 30 students in a class and 18 of them own a pet. what fraction of the class own pets? give the answer in its simplest form.

Cosmo sat in the window, staring at a blue jay outside. The blue jay was twittering and hopping around in the bushes, making Cosmo's tall twitch. If the window

9. A climax community will persist until it is altered by- A) a major change in an abiotic factor  B) seasonal dieback of vegetation  C) the reappearance of lic