01-02-2017
Mathematics

contestada

What's 4x+2y=10

X-y=13

Respuesta :

mohsan573 mohsan573

01-02-2017

X=y+13 then put in above

4(y+13)+2y=10
4y+52+2y=10

6y=-42

divide by 6
y=-7

Now put in X=y+13
x=-7+13
x=6

Answer Link

Otras preguntas

how do you write 4540 million in standard form?

what is a high structure part of a church which has 5 letters

how were north american colonies all similar in the 1700s?

you have a standard deck of 52 cards. you pick one card and then, with out putting the first card back, you pick a second card. what is the probability that bot

what's another word for over thinking?

Simplify the expressions: cot 0 sec 0 A. Sin0 B. Csc0 C. Cos0 D. Cos* 0

The function of the eardrum in the middle ear is to

What are the functions of receptors in our body? Think of a situation where receptors do not work properly. What problems are likely to arise?

How do you?...Multiply out and simplify 10(2x-1)-20x?

in the number 13,407.036 there are two 3's. Explain how the values of the 3's are related.