Answer:
-10
Step-by-step explanation:
<span>3+6 =9 so ? has to equal 5. so 3+6=4+5 </span>
Answer:
450
Step-by-step explanation:
If the perimeter is 90 inches then each side must equal 30 inches. To find the area of a triangle you mulptiply the base by the height and divide by 2. The base is 30 and the height is 30. 30*30=900. 900/2=450.
Answer:
Step-by-step explanation:
Yes; In every column the ratio cost to weight is equivalent to the unit rate of $3.50 per pound.
<span>3(5x + 4) - 20 - 13x = -4
first use the distributive property with </span><span>3(5x + 4)
15x+12-20-13x=-4
combine like terms
2x-8=-4
add 8 to both sides
2x=4
divide both sides by 2
x=2</span>
