Answer:
9x+7y+13
Step-by-step explanation:
add all the x's, y's, and no exponents together
5/6........................................................
Answer:
it is c because i took test review
Step-by-step explanation:
Answer:
a=-2, b=1.
Step-by-step explanation:
1) according to the condition it is required to find the equation of line, which passes through points A(-3;7) and B(4;-7);
2) the equation of this line can be made up using the formula:


3) if to re-write the last equation, then
y=-2x+1;
4) finally, a= -2; b=1.
(3/4) : (2 1/4)p = 0
(3/4) : ((2 + 1/4))•p = 0
1.333333p = 0
p = 0