Answer:
x=1 y=2
Step-by-step explanation:
Isolate x for 4x -y=2: X=2+y/4
Substitute x= 2+y/4
(2+y/4 )+3y=7
simplify 2+13y/4=7
Isolate y for 2+13y/4=7
y=2
Forx= 2+y/4
Substitute y = 2
x= 2+2/4
Simplify
X=1
Answer:
72 + 8x
you would multiply 8 by 9 + x
Answer:
1, 2, and 5
Step-by-step explanation:
Answer:
$162
Step-by-step explanation:
$1200 x .045 = $54 x 3 years = $162
Answer:
x=10
Step-by-step explanation:
Set up the equation, (3x+6)+54=90 because both angles equal up to 90 degrees, and then solve for x.