He can make 12 or 9 because 9x4=36 and 12x3=36
Answer:
Year 10 Interactive Maths - Second Edition
Problem Solving
Linear equations are often used to solve practical problems that have an unknown quantity. We use a suitable pronumeral to represent the unknown quantity, translate the information given in the problem into an equation, and then solve the equation using the skills acquired earlier in this chapter.
Example 11
If a number is increased by 8, the result is 25. Find the number.
Solution:
Let x be the number. Increasing x by 8 gives x + 8, which we are told is 25. Therefore, x + 8 = 25. Subtract 8 from both sides to find x = 17. So, the number is 17.
Step-by-step explanation:
I hope this helps!!!
For chemistry you would need to get an 84.
For Spanish you would need to get an 82.
Best of luck
Square root means 46225^1/2 so the answer is 65
Answer:
Here ANSWER
X+2x+5x = 56. Divide 56 by 8 to get 7 = x. First=7. Second=14, third=35
Step-by-step explanation:
