Answer:
soln
Step-by-step explanation:
a=7
b=-2
5a-3b
5×7-3×-2
35+6(because - and - becomes+
41ans
Answer:
The quotient is -3
Step-by-step explanation:
we have

Multiply in cross

Simplify
Remember that

substitute

we know that

substitute

<h3>Given:</h3>
The sum of three times a Number (x) and (15) is equal to 42.
<h3>To find:</h3>
The numbers.
<h3>Solution:</h3>
The first no. will be 
And,the second no. will be 
<h3>A/Q</h3>





Therefore,the first number will be ,




Hence,Verified.
Answer: 1 2/3
Step-by-step explanation: 1/6 is 0.16666666 so 10x0.166666= one and two thirds