Answer:
Step-by-step explanation:
3x+7y-2x+3y+7
group like terms
3x-2x +7y+3y +7
x+10y+7
grouping of line terms
3x+2x_7y+3y+7
5x_10y+7
5x=10y
x=2y+7=9
1/12 lb
2/3 x 1/8 = 2/24 = 1/12
Remember that parentheses come first. Follow PEMDAS
we will use distributive property to write an equivalent expression:
7(-2x)+7(6)
$400
