Question

verifica egalitatile 2×5+7=3×4+9.70-6×4=8×3+21.25+6×3=9×3+16.92+5×7=10×10+3×9.6×7+3×5-8×2=98-8×9+4×4.61+9×9-8×7=9×6+8×8-5×4

Answer 1

2×5+7=3×4+9
17=21 (F)
70-6×4=8×3+21
46=45(F)
25+6×3=9×3+16
43=43(A)
92+5×7=10×10+3×9
127=127(A)
6×7+3×5-8×2=98-8×9+4×4
11=42(F)
61+9×9-8×7=9×6+8×8-5×4
86=98(F)

Answer 2

2×5+7=3×4+9
10+7=12+9
17=21 ( F)

70-6×4=8×3+21
70-24=24+21
46=46 ( A)

25+6×3=9×3+16
25+24=27+16
29=41 (F)

92+5×7=10×10+3×9
92+35=100+27
127=127 (A)

6×7+3×5-8×2=98-8×9+4×4
42+15-16=98-72+16
41=42 9 (F)

61+9×9-8×7=9×6+8×8-5×4
61+81-56=54+64-20
86=98 (F)