Question

please solve these sums ​

Answer 1

ANSWER ......

I MAKE SURE THAT WHEN THE TWO STARAIGHT LINE CUT EACHOTHER THAN THE ANGLE BETWEEN THEM IS KNOWN AS VERTICALLY OPPOSITE ANGLE AND EQUAL TO EACH OTHER.......[✓]

$1st \: angle = 3x - 20 \\ \\ 2nd \: angle = 2x + 30 \\ \\ from \: upper \: discussion \\ \\ 3x - 20 = 2x + 30 \\ \\ 3x - 2x = 50 \\ \\ x = 50...... |answer|$

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