17-12-2020
Mathematics

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1. Calculate the value of x in the following diagram. 53 - Y IN Q 5x 18

1 Calculate the value of x in the following diagram 53 Y IN Q 5x 18 class=

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akposevictor akposevictor

22-12-2020

Answer:

x = 7

Step-by-step explanation:

QY = 5x

YZ = 18

QZ = 53

Thus:

QY + YZ = QZ (segment addition postulate)

5x + 18 = 53

5x = 53 - 18 (subtraction property of equality)

5x = 35

Divide both sides by 5

x = 7

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