Solve for x: 9x – 7 = 5x + 21
2 answers:
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Answer:
Number of red squares used are 79.
Step-by-step explanation:
<u>Given </u>that Adam had used 84 white squares.
White squares used are 20 more than that of yellow.
Let yellow squares used =
( + 20) is the number of white squares used.
Also given that 15 more red than yellow
So, Number of red squares used =
<u>To find:</u>
Number of red squares that Adam used.
<u>Solution:</u>
As per given statement:
White squares used =
Number of <em>yellow squares </em>used,
= 64
Number of red squares =
So, <em>Number of red squares used are 79.</em>