Remove parenthesis.
Distribute 3 and 7 through the parenthesis
Collect the like terms by adding their coefficients.
Collect the like terms by adding their coefficients.
Collect like terms by calculating the sum or difference of their coefficients. Use addition and subtraction rules to calculate the expression.
Answer:
equation: y=-4x-7
Step-by-step explanation:
y=-4x+b
solve for b using given coordinates on the line (-3, 5)
5=-4(-3)+b
b=-7
( 1 ,2) is in first quadrant
(-1,2) is in second
(-1,-2) is in the third
( 1, -2) is in 4th quadrant