X + 19 + 7x + 9 = 180
8x + 28 = 180
8x = 180 - 28
8x = 152
X = 152 : 8
X = 19
Answer:
16 m^2
Step-by-step explanation:
Area of triangle = (Base * Height) / 2
Area of triangle = ( 8 * 4 ) / 2
Area of triangle = 16
Answer:
-2
Step-by-step explanation:
<span>Well divide
<span> 2 x 10^-4 and 1 x 10^-5 </span>to get 2 x 10^1</span>