Answer:
x=5, y=-2. (5, -2).
Step-by-step explanation:
2x+3y=4
3x+4y=7
----------------
3(2x+3y)=3(4)
-2(3x+4y)=-2(7)
----------------------
6x+9y=12
-6x-8y=-14
-----------------
y=-2
2x+3(-2)=4
2x-6=4
2x=4+6
2x=10
x=10/2
x=5
Answer:
2.8+.55x=5 x=4
Step-by-step explanation:
5-2.8=2.2
2.2/.55=4
Answer:
I like science right now but last year i was a huge history buff
Answer:
$59.4
Step-by-step explanation:
Round up: 60*1 = $60. Everytime you add $0.99, you subtract off a penny, so you will subtract off 60 pennies. 60 cents from the original answer, so 60-0.6=59.4.
Step-by-step explanation:

First, let's distribute the
variable to each term in the first parenthesis:

Next, let's distribute the
variable to each term in the second parenthesis:

Next, let's group like terms together:

Finally, let's add or subtract like terms to get the result:
