Y=3x-34
y=2x-5
both are equal to y

3x-34=y=2x-5
3x-34=2x-5
minus 2x both sides
x-34=-5
add 34both sides
x=29

sub back

y=2x-5
y=2(29)-5
y=58-5
y=53

x=29
y=53
(29,53)

8 0

3 years ago

Salma bought 4 CDs that were each the same price. Including sales tax, she pald a total of $70.40. Each CD had a tax of $1.20. W

postnew [5]

Answer:

$16.40 per CD before tax

Step-by-step explanation:

4 CDs cost $70.40

70.40 / 4 = 17.60 (this includes the tax)

Remove the tax

17.60 - 1.20 = $16.40 per CD before tax

6 0

3 years ago

I have "Write an equation for each problem. Then solve the equation.

Umnica [9.8K]

Answer:

Step-by-step explanation:

if the opposition of a number is equal to -9.

hence the expression above....

6 0

2 years ago