3 years ago

Use substitution to solve the following system of equations. What is the value of y?

1 answer:

5 0

3x+4y=36

2x-y=2

 =x-7y=34

You might be interested in

katen-ka-za [31]

Answer:

17 / 8

Step-by-step explanation:

sec A = $\frac{1}{cos A}$

cos A = $\frac{40}{85}$ = $\frac{8}{17}$ ⇒ sec A =  $\frac{17}{8}$  

6 0

3 years ago

ValentinkaMS [17]

Answer:

$\tt{ \green{P} \orange{s} \red{y} \blue{x} \pink{c} \purple{h} \green{i} e}$

7 0

3 years ago

otez555 [7]

Answer:

4/25

Step-by-step explanation:

It is a fraction with 4 in the numerator and 25 in the denominator.

6 0

3 years ago

pentagon [3]

Im thinking 3x+1

x is children
3x is 3 times adults

5 0

3 years ago

Vikentia [17]

Adding 2x to both sides we get

y = 2x

This is direct variation where the constant is 2.

3 0

3 years ago