Answer:
D. –20x + 48
Step-by-step explanation:
–4(5x – 12)
= (-4) (5x) - (-4)(12)
= -20x - (-48)
= -20x + 48
Answer:
what is the question I ask
Answer:
7x+21
Step-by-step explanation:
hope this helps! :)
Answer:
b = 7
Step-by-step explanation:
-144 = 8(3-3b)
-18 = 3-3b
-21 = -3b
b = 7
Answer:
A = 437 mm²
Step-by-step explanation:
The general formula for the area of a triangle:
A = 
, where 'b' is the measure of the base and 'h' is the measure of the height
Given the dimensions of the triangle in the picture:
A = 
= 437 mm²
