Complete question:
what is the answer to 22 +10x = 0
Answer:
the value of x is -2.2
Step-by-step explanation:
Given;
22 +10x = 0
collect like terms
10x = 0 - 22
10x = -22
divide both sides by 10
Therefore, the value of x is -2.2
in a triangle PQR, p=7.5cm, q=10cm, r=9.1cm. find the largest angle in the triangle using cosine rule.
1 answer:
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