Answer:
-34 -7a
Step-by-step explanation:
–34–23a+16a
Combine like terms
-34 -7a
Answer:
simple interest :90
Step-by-step explanation:
Step 1: Multiply 450 with the interest rate which is 0.05 so that equal 22.5
Step 2: Multiply the 22.5 with the 4 years
So Multiply principal with the interest rate with the time
MAYBE
Answer:
70 cm
Step-by-step explanation:
perimeter of rectangle = 2 x (length + width)
2 x (29 + 6) = 70 cm
Perpendicular to a slope of 1/2 is the negative reciprocal slope -1/(1/2) = -2.
y = - 2 x + b
y + 2 x = b
b = 4 + 2(6) = 16
y = -2x + 16
Check:
-2(6)+16=4 good
Answer: y = -2x + 16