Can someone explain on how to do it please thanks
2 answers:
Answer:
90=30+(x+10). remove blanket
90=30+x+10. correct like terms
90=30+10+x
90=40+x. 40 will cross the = and change from +ve to -ve sign
90-40=x.
therefore
x=40
Answer:
x = 50
Step-by-step explanation:
The 2 angles sum to 90° , that is
x + 10 + 30 = 90
x + 40 = 90 ( subtract 40 from both sides )
x = 50
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