Answer:

Step-by-step explanation:
{у = 3х - 12
{4х + 6у = −6
4x + 6[3x - 12] = −6
4x + 18x - 72 = −6
−6 = −72 + 22x
+72 + 72
___________
66 = 22x
__ ___
22 22
[Plug this back into both equations above to get the y-coordinate of −3]; 
I am joyous to assist you anytime.
Answer: C
Step-by-step explanation: There are 9 cards. 3 are vowels. 3/9 reduces to 1/3
The legs of an isosceles triangle are 7cm longer than the base. Find the legs if the perimeter of the triangle is 38cm.
(38 - 7 - 7) : 3 = <em>8 cm (base)</em>
8 + 7 =
<h2><u><em>
15 cm ( Legs)</em></u></h2>
check
8 + 15 + 15 = 38
the answer is good
U just need to believe in your self and don’t give up even if the questions are hard. Ask for help always even during test the teacher might give u hints. Take your mind of it for about five min to give ur brain a break if your getting overwhelmed. Hope this helps. U got this!!!