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8 and 10 can both be divided by 2. So, 8 ÷ 2 is 4 and 10 ÷ 2 is 5.
Hope this helps :)
We have an equation: 2/1= ?/2.25
Cross multiply:
1*?= 2*2.25
⇒ ?= 2*2.25= 4.5
The final answer is 4.5~
7(x+4)=0
7x+28=0
7x=-28
X=-28/7
X=-4
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I hope this helps.=)
Tags: <em>sine sin common angles trig trigonometry </em>