Chenaayesenia
Chenaayesenia
10-12-2020
Mathematics
contestada
7x+y=-9 -3x-y=5 solve by elimination
Respuesta :
meowmeow223334
meowmeow223334
10-12-2020
7x + y = -9
-3x - y = 5
Add them together
4x = -4, x = -1
7(-1) + y = -9
-7 + y = -9, y = -2
Solution: x = -1, y = -2
Answer Link
VER TODAS LAS RESPUESTAS ( 15+ )
Otras preguntas
Which verb form correctly completes this sentence? Durante el verano _______ mucho calor, asíque nos bañábamos en el lago todos los días. hacía hacían h
Problem in attachment... Algebra 2
According to scientists, how did early people migrate out of Africa and into new places? a. They used the wheel. c. They used ships. b. They used land bridges.
Mike bought 4 L of fruit punch he is having a party how many full cups can you fill up? Each glass cups carry 200 millilitres.
What's the best strategy for avoiding ATM fees? A:Only use ATMs close to your house B:Only use ATMs to withdraw cash C:Only use ATMs in your bank’s network D:On
Sympathy by paul laurence dunber how does the poem's rhyme scheme contribute to its meaning
Who began plotting a coup to overthrow Ngo Dinh Diem?
Sympathy by paul laurence dunber how does the poem's rhyme scheme contribute to its meaning
Are virus considered liveing organisms
What regulates the rate of production of cellular proteins within each cell?
