<span>(15 x 79) - (15 x 39) using distributive property
1185 - 585</span> = 800
2. I think the answer is 24
subracting the last 2 inequalities we get
6x + 7y <= 42
3x + 2y <= 18 subtract:_-
3x + 5y <= 24
Answer:
15
Step-by-step explanation:
cost of 20 mobile set=300
cost of 1 mobile set
<em>=</em><em>cost </em><em>of </em><em>mobile </em><em>set/</em><em>number </em><em>of </em><em>mobile </em><em>set</em>
<em>=</em><em>3</em><em>0</em><em>0</em><em>/</em><em>2</em><em>0</em>
<em>=</em><em>1</em><em>5</em>
Answer:
(pi/2,0)
Step-by-step explanation:
(m + 3)^2 -16
=(m + 3)^2 - 4^2
=((m+3) + 4)*((m+3) - 4)
=(m+7)(m-1)
Here are the formulas i used:
so first i made 16 to 4^2, then i use (a^2 -b^2)= (a+b)(a-b) . In this case a would be (m+3) and b is 4.